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Finding the Fourth Proportional to 732,875.70, 1,099,313.55 and 555,728.70

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Solution

The fourth proportional to 732,875.70, 1,099,313.55 and 555,728.70 is: 833,593.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,875.70 : 1,099,313.55 = 555,728.70 : x
  2. Step 2: Convert to fraction form
    732,875.70/1,099,313.55 = 555,728.70/x
  3. Step 3: Cross multiply
    732,875.70x = 1,099,313.55 × 555,728.70
  4. Step 4: Simplify right side
    732,875.70x = 610,920,090,033.89
  5. Step 5: Solve for x
    x = 610,920,090,033.89/732,875.70
  6. Step 6: Final answer
    x = 833,593.05

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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.