Home / 415,377.24-573,219.84-224,390.04

Finding the Fourth Proportional to 415,377.24, 573,219.84 and 224,390.04

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Solution

The fourth proportional to 415,377.24, 573,219.84 and 224,390.04 is: 309,657.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,377.24 : 573,219.84 = 224,390.04 : x
  2. Step 2: Convert to fraction form
    415,377.24/573,219.84 = 224,390.04/x
  3. Step 3: Cross multiply
    415,377.24x = 573,219.84 × 224,390.04
  4. Step 4: Simplify right side
    415,377.24x = 128,624,822,826.39
  5. Step 5: Solve for x
    x = 128,624,822,826.39/415,377.24
  6. Step 6: Final answer
    x = 309,657.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.