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Finding the Fourth Proportional to 584,777.97, 876,262.82 and 456,389.84

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Solution

The fourth proportional to 584,777.97, 876,262.82 and 456,389.84 is: 683,879.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,777.97 : 876,262.82 = 456,389.84 : x
  2. Step 2: Convert to fraction form
    584,777.97/876,262.82 = 456,389.84/x
  3. Step 3: Cross multiply
    584,777.97x = 876,262.82 × 456,389.84
  4. Step 4: Simplify right side
    584,777.97x = 399,917,445,935.80
  5. Step 5: Solve for x
    x = 399,917,445,935.80/584,777.97
  6. Step 6: Final answer
    x = 683,879.12

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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.