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Finding the Fourth Proportional to 599,458.70, 898,417.13 and 283,218.50

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Solution

The fourth proportional to 599,458.70, 898,417.13 and 283,218.50 is: 424,463.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,458.70 : 898,417.13 = 283,218.50 : x
  2. Step 2: Convert to fraction form
    599,458.70/898,417.13 = 283,218.50/x
  3. Step 3: Cross multiply
    599,458.70x = 898,417.13 × 283,218.50
  4. Step 4: Simplify right side
    599,458.70x = 254,448,351,932.91
  5. Step 5: Solve for x
    x = 254,448,351,932.91/599,458.70
  6. Step 6: Final answer
    x = 424,463.52

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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.