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Finding the Fourth Proportional to 232,458.60, 348,355.80 and 132,407.40

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Solution

The fourth proportional to 232,458.60, 348,355.80 and 132,407.40 is: 198,421.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,458.60 : 348,355.80 = 132,407.40 : x
  2. Step 2: Convert to fraction form
    232,458.60/348,355.80 = 132,407.40/x
  3. Step 3: Cross multiply
    232,458.60x = 348,355.80 × 132,407.40
  4. Step 4: Simplify right side
    232,458.60x = 46,124,885,752.92
  5. Step 5: Solve for x
    x = 46,124,885,752.92/232,458.60
  6. Step 6: Final answer
    x = 198,421.94

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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.