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Finding the Fourth Proportional to 585,752.27, 877,625.41 and 319,699.46

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Solution

The fourth proportional to 585,752.27, 877,625.41 and 319,699.46 is: 479,001.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,752.27 : 877,625.41 = 319,699.46 : x
  2. Step 2: Convert to fraction form
    585,752.27/877,625.41 = 319,699.46/x
  3. Step 3: Cross multiply
    585,752.27x = 877,625.41 × 319,699.46
  4. Step 4: Simplify right side
    585,752.27x = 280,576,369,659.28
  5. Step 5: Solve for x
    x = 280,576,369,659.28/585,752.27
  6. Step 6: Final answer
    x = 479,001.76

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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.