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Finding the Fourth Proportional to 576,559.27, 864,839.13 and 155,835.14

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Solution

The fourth proportional to 576,559.27, 864,839.13 and 155,835.14 is: 233,752.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,559.27 : 864,839.13 = 155,835.14 : x
  2. Step 2: Convert to fraction form
    576,559.27/864,839.13 = 155,835.14/x
  3. Step 3: Cross multiply
    576,559.27x = 864,839.13 × 155,835.14
  4. Step 4: Simplify right side
    576,559.27x = 134,772,326,857.17
  5. Step 5: Solve for x
    x = 134,772,326,857.17/576,559.27
  6. Step 6: Final answer
    x = 233,752.77

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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.