Home / 908,260.76-1,359,954.68-507,760.88

Finding the Fourth Proportional to 908,260.76, 1,359,954.68 and 507,760.88

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Solution

The fourth proportional to 908,260.76, 1,359,954.68 and 507,760.88 is: 760,279.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,260.76 : 1,359,954.68 = 507,760.88 : x
  2. Step 2: Convert to fraction form
    908,260.76/1,359,954.68 = 507,760.88/x
  3. Step 3: Cross multiply
    908,260.76x = 1,359,954.68 × 507,760.88
  4. Step 4: Simplify right side
    908,260.76x = 690,531,785,076.92
  5. Step 5: Solve for x
    x = 690,531,785,076.92/908,260.76
  6. Step 6: Final answer
    x = 760,279.22

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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.