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Finding the Fourth Proportional to 411,282.88, 567,565.72 and 229,992.32

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Solution

The fourth proportional to 411,282.88, 567,565.72 and 229,992.32 is: 317,386.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,282.88 : 567,565.72 = 229,992.32 : x
  2. Step 2: Convert to fraction form
    411,282.88/567,565.72 = 229,992.32/x
  3. Step 3: Cross multiply
    411,282.88x = 567,565.72 × 229,992.32
  4. Step 4: Simplify right side
    411,282.88x = 130,535,756,695.27
  5. Step 5: Solve for x
    x = 130,535,756,695.27/411,282.88
  6. Step 6: Final answer
    x = 317,386.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.