Home / 450,799.76-676,043.97-130,864.91

Finding the Fourth Proportional to 450,799.76, 676,043.97 and 130,864.91

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Solution

The fourth proportional to 450,799.76, 676,043.97 and 130,864.91 is: 196,252.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,799.76 : 676,043.97 = 130,864.91 : x
  2. Step 2: Convert to fraction form
    450,799.76/676,043.97 = 130,864.91/x
  3. Step 3: Cross multiply
    450,799.76x = 676,043.97 × 130,864.91
  4. Step 4: Simplify right side
    450,799.76x = 88,470,429,909.87
  5. Step 5: Solve for x
    x = 88,470,429,909.87/450,799.76
  6. Step 6: Final answer
    x = 196,252.17

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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.