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Finding the Fourth Proportional to 559,934.42, 772,687.24 and 330,565.59

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Solution

The fourth proportional to 559,934.42, 772,687.24 and 330,565.59 is: 456,167.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,934.42 : 772,687.24 = 330,565.59 : x
  2. Step 2: Convert to fraction form
    559,934.42/772,687.24 = 330,565.59/x
  3. Step 3: Cross multiply
    559,934.42x = 772,687.24 × 330,565.59
  4. Step 4: Simplify right side
    559,934.42x = 255,423,812,549.66
  5. Step 5: Solve for x
    x = 255,423,812,549.66/559,934.42
  6. Step 6: Final answer
    x = 456,167.38

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Double scale
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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.