Home / 902,010.94-1,244,775.13-499,602.94

Finding the Fourth Proportional to 902,010.94, 1,244,775.13 and 499,602.94

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Solution

The fourth proportional to 902,010.94, 1,244,775.13 and 499,602.94 is: 689,452.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,010.94 : 1,244,775.13 = 499,602.94 : x
  2. Step 2: Convert to fraction form
    902,010.94/1,244,775.13 = 499,602.94/x
  3. Step 3: Cross multiply
    902,010.94x = 1,244,775.13 × 499,602.94
  4. Step 4: Simplify right side
    902,010.94x = 621,893,310,225.94
  5. Step 5: Solve for x
    x = 621,893,310,225.94/902,010.94
  6. Step 6: Final answer
    x = 689,452.07

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.