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Finding the Fourth Proportional to 453,658.86, 680,490.21 and 183,792.26

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Solution

The fourth proportional to 453,658.86, 680,490.21 and 183,792.26 is: 275,689.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,658.86 : 680,490.21 = 183,792.26 : x
  2. Step 2: Convert to fraction form
    453,658.86/680,490.21 = 183,792.26/x
  3. Step 3: Cross multiply
    453,658.86x = 680,490.21 × 183,792.26
  4. Step 4: Simplify right side
    453,658.86x = 125,068,830,201.32
  5. Step 5: Solve for x
    x = 125,068,830,201.32/453,658.86
  6. Step 6: Final answer
    x = 275,689.16

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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.