Home / 849,306.18-1,172,007.25-462,123.11

Finding the Fourth Proportional to 849,306.18, 1,172,007.25 and 462,123.11

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Solution

The fourth proportional to 849,306.18, 1,172,007.25 and 462,123.11 is: 637,710.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,306.18 : 1,172,007.25 = 462,123.11 : x
  2. Step 2: Convert to fraction form
    849,306.18/1,172,007.25 = 462,123.11/x
  3. Step 3: Cross multiply
    849,306.18x = 1,172,007.25 × 462,123.11
  4. Step 4: Simplify right side
    849,306.18x = 541,611,635,312.55
  5. Step 5: Solve for x
    x = 541,611,635,312.55/849,306.18
  6. Step 6: Final answer
    x = 637,710.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.