Home / 331,925.60-498,085.29-310,909.92

Finding the Fourth Proportional to 331,925.60, 498,085.29 and 310,909.92

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Solution

The fourth proportional to 331,925.60, 498,085.29 and 310,909.92 is: 466,549.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,925.60 : 498,085.29 = 310,909.92 : x
  2. Step 2: Convert to fraction form
    331,925.60/498,085.29 = 310,909.92/x
  3. Step 3: Cross multiply
    331,925.60x = 498,085.29 × 310,909.92
  4. Step 4: Simplify right side
    331,925.60x = 154,859,657,667.08
  5. Step 5: Solve for x
    x = 154,859,657,667.08/331,925.60
  6. Step 6: Final answer
    x = 466,549.31

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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.