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Finding the Fourth Proportional to 426,454.71, 588,510.35 and 232,863.77

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Solution

The fourth proportional to 426,454.71, 588,510.35 and 232,863.77 is: 321,353.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,454.71 : 588,510.35 = 232,863.77 : x
  2. Step 2: Convert to fraction form
    426,454.71/588,510.35 = 232,863.77/x
  3. Step 3: Cross multiply
    426,454.71x = 588,510.35 × 232,863.77
  4. Step 4: Simplify right side
    426,454.71x = 137,042,734,678.15
  5. Step 5: Solve for x
    x = 137,042,734,678.15/426,454.71
  6. Step 6: Final answer
    x = 321,353.55

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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.