Home / 296,425.17-444,638.77-71,785.24

Finding the Fourth Proportional to 296,425.17, 444,638.77 and 71,785.24

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Solution

The fourth proportional to 296,425.17, 444,638.77 and 71,785.24 is: 107,678.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,425.17 : 444,638.77 = 71,785.24 : x
  2. Step 2: Convert to fraction form
    296,425.17/444,638.77 = 71,785.24/x
  3. Step 3: Cross multiply
    296,425.17x = 444,638.77 × 71,785.24
  4. Step 4: Simplify right side
    296,425.17x = 31,918,499,526.69
  5. Step 5: Solve for x
    x = 31,918,499,526.69/296,425.17
  6. Step 6: Final answer
    x = 107,678.10

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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.