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Finding the Fourth Proportional to 346,593.70, 519,890.55 and 232,432.30

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Solution

The fourth proportional to 346,593.70, 519,890.55 and 232,432.30 is: 348,648.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,593.70 : 519,890.55 = 232,432.30 : x
  2. Step 2: Convert to fraction form
    346,593.70/519,890.55 = 232,432.30/x
  3. Step 3: Cross multiply
    346,593.70x = 519,890.55 × 232,432.30
  4. Step 4: Simplify right side
    346,593.70x = 120,839,356,284.77
  5. Step 5: Solve for x
    x = 120,839,356,284.77/346,593.70
  6. Step 6: Final answer
    x = 348,648.45

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.