Home / 830,419.26-1,146,001.41-508,123.50

Finding the Fourth Proportional to 830,419.26, 1,146,001.41 and 508,123.50

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Solution

The fourth proportional to 830,419.26, 1,146,001.41 and 508,123.50 is: 701,224.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,419.26 : 1,146,001.41 = 508,123.50 : x
  2. Step 2: Convert to fraction form
    830,419.26/1,146,001.41 = 508,123.50/x
  3. Step 3: Cross multiply
    830,419.26x = 1,146,001.41 × 508,123.50
  4. Step 4: Simplify right side
    830,419.26x = 582,310,247,454.14
  5. Step 5: Solve for x
    x = 582,310,247,454.14/830,419.26
  6. Step 6: Final answer
    x = 701,224.40

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Double scale
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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.