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Finding the Fourth Proportional to 541,424.35, 812,934.88 and 302,006.02

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Solution

The fourth proportional to 541,424.35, 812,934.88 and 302,006.02 is: 453,454.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,424.35 : 812,934.88 = 302,006.02 : x
  2. Step 2: Convert to fraction form
    541,424.35/812,934.88 = 302,006.02/x
  3. Step 3: Cross multiply
    541,424.35x = 812,934.88 × 302,006.02
  4. Step 4: Simplify right side
    541,424.35x = 245,511,227,627.98
  5. Step 5: Solve for x
    x = 245,511,227,627.98/541,424.35
  6. Step 6: Final answer
    x = 453,454.35

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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.