Home / 400,304.16-600,290-147,599.04

Finding the Fourth Proportional to 400,304.16, 600,290 and 147,599.04

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Solution

The fourth proportional to 400,304.16, 600,290 and 147,599.04 is: 221,337.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,304.16 : 600,290 = 147,599.04 : x
  2. Step 2: Convert to fraction form
    400,304.16/600,290 = 147,599.04/x
  3. Step 3: Cross multiply
    400,304.16x = 600,290 × 147,599.04
  4. Step 4: Simplify right side
    400,304.16x = 88,602,227,721.60
  5. Step 5: Solve for x
    x = 88,602,227,721.60/400,304.16
  6. Step 6: Final answer
    x = 221,337.26

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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.