Home / 883,939.80-1,325,909.70-506,026.20

Finding the Fourth Proportional to 883,939.80, 1,325,909.70 and 506,026.20

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Solution

The fourth proportional to 883,939.80, 1,325,909.70 and 506,026.20 is: 759,039.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,939.80 : 1,325,909.70 = 506,026.20 : x
  2. Step 2: Convert to fraction form
    883,939.80/1,325,909.70 = 506,026.20/x
  3. Step 3: Cross multiply
    883,939.80x = 1,325,909.70 × 506,026.20
  4. Step 4: Simplify right side
    883,939.80x = 670,945,047,034.14
  5. Step 5: Solve for x
    x = 670,945,047,034.14/883,939.80
  6. Step 6: Final answer
    x = 759,039.30

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.