Home / 733,149.64-1,009,311.06-657,566.92

Finding the Fourth Proportional to 733,149.64, 1,009,311.06 and 657,566.92

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Solution

The fourth proportional to 733,149.64, 1,009,311.06 and 657,566.92 is: 905,257.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,149.64 : 1,009,311.06 = 657,566.92 : x
  2. Step 2: Convert to fraction form
    733,149.64/1,009,311.06 = 657,566.92/x
  3. Step 3: Cross multiply
    733,149.64x = 1,009,311.06 × 657,566.92
  4. Step 4: Simplify right side
    733,149.64x = 663,689,565,046.14
  5. Step 5: Solve for x
    x = 663,689,565,046.14/733,149.64
  6. Step 6: Final answer
    x = 905,257.98

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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.