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Finding the Fourth Proportional to 566,295.46, 849,442.32 and 388,262.74

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Solution

The fourth proportional to 566,295.46, 849,442.32 and 388,262.74 is: 582,393.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,295.46 : 849,442.32 = 388,262.74 : x
  2. Step 2: Convert to fraction form
    566,295.46/849,442.32 = 388,262.74/x
  3. Step 3: Cross multiply
    566,295.46x = 849,442.32 × 388,262.74
  4. Step 4: Simplify right side
    566,295.46x = 329,806,802,635.16
  5. Step 5: Solve for x
    x = 329,806,802,635.16/566,295.46
  6. Step 6: Final answer
    x = 582,393.51

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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.