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Finding the Fourth Proportional to 541,424.66, 812,935.36 and 302,006.34

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Solution

The fourth proportional to 541,424.66, 812,935.36 and 302,006.34 is: 453,454.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,424.66 : 812,935.36 = 302,006.34 : x
  2. Step 2: Convert to fraction form
    541,424.66/812,935.36 = 302,006.34/x
  3. Step 3: Cross multiply
    541,424.66x = 812,935.36 × 302,006.34
  4. Step 4: Simplify right side
    541,424.66x = 245,511,632,730.18
  5. Step 5: Solve for x
    x = 245,511,632,730.18/541,424.66
  6. Step 6: Final answer
    x = 453,454.84

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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.