Home / 988,225.20-1,482,337.80-240,264.72

Finding the Fourth Proportional to 988,225.20, 1,482,337.80 and 240,264.72

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Solution

The fourth proportional to 988,225.20, 1,482,337.80 and 240,264.72 is: 360,397.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,225.20 : 1,482,337.80 = 240,264.72 : x
  2. Step 2: Convert to fraction form
    988,225.20/1,482,337.80 = 240,264.72/x
  3. Step 3: Cross multiply
    988,225.20x = 1,482,337.80 × 240,264.72
  4. Step 4: Simplify right side
    988,225.20x = 356,153,476,462.42
  5. Step 5: Solve for x
    x = 356,153,476,462.42/988,225.20
  6. Step 6: Final answer
    x = 360,397.08

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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.