Home / 962,721.38-1,328,591.29-549,325.46

Finding the Fourth Proportional to 962,721.38, 1,328,591.29 and 549,325.46

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Solution

The fourth proportional to 962,721.38, 1,328,591.29 and 549,325.46 is: 758,089.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,721.38 : 1,328,591.29 = 549,325.46 : x
  2. Step 2: Convert to fraction form
    962,721.38/1,328,591.29 = 549,325.46/x
  3. Step 3: Cross multiply
    962,721.38x = 1,328,591.29 × 549,325.46
  4. Step 4: Simplify right side
    962,721.38x = 729,829,012,141.66
  5. Step 5: Solve for x
    x = 729,829,012,141.66/962,721.38
  6. Step 6: Final answer
    x = 758,089.55

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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.