Home / 884,532.92-1,220,655.78-502,560.20

Finding the Fourth Proportional to 884,532.92, 1,220,655.78 and 502,560.20

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Solution

The fourth proportional to 884,532.92, 1,220,655.78 and 502,560.20 is: 693,533.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,532.92 : 1,220,655.78 = 502,560.20 : x
  2. Step 2: Convert to fraction form
    884,532.92/1,220,655.78 = 502,560.20/x
  3. Step 3: Cross multiply
    884,532.92x = 1,220,655.78 × 502,560.20
  4. Step 4: Simplify right side
    884,532.92x = 613,453,012,927.96
  5. Step 5: Solve for x
    x = 613,453,012,927.96/884,532.92
  6. Step 6: Final answer
    x = 693,533.28

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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.