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Finding the Fourth Proportional to 357,673.92, 536,966.13 and 231,840.71

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Solution

The fourth proportional to 357,673.92, 536,966.13 and 231,840.71 is: 348,056.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,673.92 : 536,966.13 = 231,840.71 : x
  2. Step 2: Convert to fraction form
    357,673.92/536,966.13 = 231,840.71/x
  3. Step 3: Cross multiply
    357,673.92x = 536,966.13 × 231,840.71
  4. Step 4: Simplify right side
    357,673.92x = 124,490,611,717.76
  5. Step 5: Solve for x
    x = 124,490,611,717.76/357,673.92
  6. Step 6: Final answer
    x = 348,056.17

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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.