Home / 761,932.46-1,142,960.94-382,658.14

Finding the Fourth Proportional to 761,932.46, 1,142,960.94 and 382,658.14

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Solution

The fourth proportional to 761,932.46, 1,142,960.94 and 382,658.14 is: 574,018.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,932.46 : 1,142,960.94 = 382,658.14 : x
  2. Step 2: Convert to fraction form
    761,932.46/1,142,960.94 = 382,658.14/x
  3. Step 3: Cross multiply
    761,932.46x = 1,142,960.94 × 382,658.14
  4. Step 4: Simplify right side
    761,932.46x = 437,363,304,537.98
  5. Step 5: Solve for x
    x = 437,363,304,537.98/761,932.46
  6. Step 6: Final answer
    x = 574,018.47

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1.5x scale

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.