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Finding the Fourth Proportional to 295,209.60, 442,982.88 and 160,373.76

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Solution

The fourth proportional to 295,209.60, 442,982.88 and 160,373.76 is: 240,652.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,209.60 : 442,982.88 = 160,373.76 : x
  2. Step 2: Convert to fraction form
    295,209.60/442,982.88 = 160,373.76/x
  3. Step 3: Cross multiply
    295,209.60x = 442,982.88 × 160,373.76
  4. Step 4: Simplify right side
    295,209.60x = 71,042,830,081.23
  5. Step 5: Solve for x
    x = 71,042,830,081.23/295,209.60
  6. Step 6: Final answer
    x = 240,652.17

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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.