Home / 488,013.04-729,222.22-371,965.35

Finding the Fourth Proportional to 488,013.04, 729,222.22 and 371,965.35

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Solution

The fourth proportional to 488,013.04, 729,222.22 and 371,965.35 is: 555,815.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,013.04 : 729,222.22 = 371,965.35 : x
  2. Step 2: Convert to fraction form
    488,013.04/729,222.22 = 371,965.35/x
  3. Step 3: Cross multiply
    488,013.04x = 729,222.22 × 371,965.35
  4. Step 4: Simplify right side
    488,013.04x = 271,245,398,290.08
  5. Step 5: Solve for x
    x = 271,245,398,290.08/488,013.04
  6. Step 6: Final answer
    x = 555,815.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.