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Finding the Fourth Proportional to 598,931.70, 898,397.55 and 555,629.10

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Solution

The fourth proportional to 598,931.70, 898,397.55 and 555,629.10 is: 833,443.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,931.70 : 898,397.55 = 555,629.10 : x
  2. Step 2: Convert to fraction form
    598,931.70/898,397.55 = 555,629.10/x
  3. Step 3: Cross multiply
    598,931.70x = 898,397.55 × 555,629.10
  4. Step 4: Simplify right side
    598,931.70x = 499,175,822,148.71
  5. Step 5: Solve for x
    x = 499,175,822,148.71/598,931.70
  6. Step 6: Final answer
    x = 833,443.65

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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.