Home / 611,925.10-917,531.25-237,510.70

Finding the Fourth Proportional to 611,925.10, 917,531.25 and 237,510.70

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Solution

The fourth proportional to 611,925.10, 917,531.25 and 237,510.70 is: 356,127.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,925.10 : 917,531.25 = 237,510.70 : x
  2. Step 2: Convert to fraction form
    611,925.10/917,531.25 = 237,510.70/x
  3. Step 3: Cross multiply
    611,925.10x = 917,531.25 × 237,510.70
  4. Step 4: Simplify right side
    611,925.10x = 217,923,489,459.38
  5. Step 5: Solve for x
    x = 217,923,489,459.38/611,925.10
  6. Step 6: Final answer
    x = 356,127.72

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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.