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Finding the Fourth Proportional to 425,484.54, 587,167.45 and 234,497.88

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Solution

The fourth proportional to 425,484.54, 587,167.45 and 234,497.88 is: 323,606.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,484.54 : 587,167.45 = 234,497.88 : x
  2. Step 2: Convert to fraction form
    425,484.54/587,167.45 = 234,497.88/x
  3. Step 3: Cross multiply
    425,484.54x = 587,167.45 × 234,497.88
  4. Step 4: Simplify right side
    425,484.54x = 137,689,521,643.76
  5. Step 5: Solve for x
    x = 137,689,521,643.76/425,484.54
  6. Step 6: Final answer
    x = 323,606.40

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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.