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Finding the Fourth Proportional to 296,601.60, 444,902.40 and 172,262.40

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Solution

The fourth proportional to 296,601.60, 444,902.40 and 172,262.40 is: 258,393.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,601.60 : 444,902.40 = 172,262.40 : x
  2. Step 2: Convert to fraction form
    296,601.60/444,902.40 = 172,262.40/x
  3. Step 3: Cross multiply
    296,601.60x = 444,902.40 × 172,262.40
  4. Step 4: Simplify right side
    296,601.60x = 76,639,955,189.76
  5. Step 5: Solve for x
    x = 76,639,955,189.76/296,601.60
  6. Step 6: Final answer
    x = 258,393.60

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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.