Home / 966,406.32-1,333,658.79-536,726.70

Finding the Fourth Proportional to 966,406.32, 1,333,658.79 and 536,726.70

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Solution

The fourth proportional to 966,406.32, 1,333,658.79 and 536,726.70 is: 740,692.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,406.32 : 1,333,658.79 = 536,726.70 : x
  2. Step 2: Convert to fraction form
    966,406.32/1,333,658.79 = 536,726.70/x
  3. Step 3: Cross multiply
    966,406.32x = 1,333,658.79 × 536,726.70
  4. Step 4: Simplify right side
    966,406.32x = 715,810,281,282.69
  5. Step 5: Solve for x
    x = 715,810,281,282.69/966,406.32
  6. Step 6: Final answer
    x = 740,692.88

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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.