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Finding the Fourth Proportional to 453,061.80, 625,155.30 and 262,092.96

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Solution

The fourth proportional to 453,061.80, 625,155.30 and 262,092.96 is: 361,647.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,061.80 : 625,155.30 = 262,092.96 : x
  2. Step 2: Convert to fraction form
    453,061.80/625,155.30 = 262,092.96/x
  3. Step 3: Cross multiply
    453,061.80x = 625,155.30 × 262,092.96
  4. Step 4: Simplify right side
    453,061.80x = 163,848,803,036.69
  5. Step 5: Solve for x
    x = 163,848,803,036.69/453,061.80
  6. Step 6: Final answer
    x = 361,647.80

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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.