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Finding the Fourth Proportional to 599,402.70, 825,491.79 and 586,339.02

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Solution

The fourth proportional to 599,402.70, 825,491.79 and 586,339.02 is: 807,500.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,402.70 : 825,491.79 = 586,339.02 : x
  2. Step 2: Convert to fraction form
    599,402.70/825,491.79 = 586,339.02/x
  3. Step 3: Cross multiply
    599,402.70x = 825,491.79 × 586,339.02
  4. Step 4: Simplify right side
    599,402.70x = 484,018,047,166.65
  5. Step 5: Solve for x
    x = 484,018,047,166.65/599,402.70
  6. Step 6: Final answer
    x = 807,500.61

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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.