Home / 384,344.32-576,547.20-135,082.24

Finding the Fourth Proportional to 384,344.32, 576,547.20 and 135,082.24

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Solution

The fourth proportional to 384,344.32, 576,547.20 and 135,082.24 is: 202,634.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,344.32 : 576,547.20 = 135,082.24 : x
  2. Step 2: Convert to fraction form
    384,344.32/576,547.20 = 135,082.24/x
  3. Step 3: Cross multiply
    384,344.32x = 576,547.20 × 135,082.24
  4. Step 4: Simplify right side
    384,344.32x = 77,881,287,241.73
  5. Step 5: Solve for x
    x = 77,881,287,241.73/384,344.32
  6. Step 6: Final answer
    x = 202,634.16

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1.5x scale

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.