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Finding the Fourth Proportional to 426,508.56, 588,582 and 235,534.92

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Solution

The fourth proportional to 426,508.56, 588,582 and 235,534.92 is: 325,038.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,508.56 : 588,582 = 235,534.92 : x
  2. Step 2: Convert to fraction form
    426,508.56/588,582 = 235,534.92/x
  3. Step 3: Cross multiply
    426,508.56x = 588,582 × 235,534.92
  4. Step 4: Simplify right side
    426,508.56x = 138,631,614,283.44
  5. Step 5: Solve for x
    x = 138,631,614,283.44/426,508.56
  6. Step 6: Final answer
    x = 325,038.29

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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.