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Finding the Fourth Proportional to 453,162.25, 679,598.26 and 149,488.45

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Solution

The fourth proportional to 453,162.25, 679,598.26 and 149,488.45 is: 224,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,162.25 : 679,598.26 = 149,488.45 : x
  2. Step 2: Convert to fraction form
    453,162.25/679,598.26 = 149,488.45/x
  3. Step 3: Cross multiply
    453,162.25x = 679,598.26 × 149,488.45
  4. Step 4: Simplify right side
    453,162.25x = 101,592,090,510.10
  5. Step 5: Solve for x
    x = 101,592,090,510.10/453,162.25
  6. Step 6: Final answer
    x = 224,184.80

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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.