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Finding the Fourth Proportional to 468,240.49, 702,360.69 and 198,411.13

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Solution

The fourth proportional to 468,240.49, 702,360.69 and 198,411.13 is: 297,616.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,240.49 : 702,360.69 = 198,411.13 : x
  2. Step 2: Convert to fraction form
    468,240.49/702,360.69 = 198,411.13/x
  3. Step 3: Cross multiply
    468,240.49x = 702,360.69 × 198,411.13
  4. Step 4: Simplify right side
    468,240.49x = 139,356,178,170.48
  5. Step 5: Solve for x
    x = 139,356,178,170.48/468,240.49
  6. Step 6: Final answer
    x = 297,616.68

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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.