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Finding the Fourth Proportional to 445,374.08, 614,603.52 and 254,383.52

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Solution

The fourth proportional to 445,374.08, 614,603.52 and 254,383.52 is: 351,042.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,374.08 : 614,603.52 = 254,383.52 : x
  2. Step 2: Convert to fraction form
    445,374.08/614,603.52 = 254,383.52/x
  3. Step 3: Cross multiply
    445,374.08x = 614,603.52 × 254,383.52
  4. Step 4: Simplify right side
    445,374.08x = 156,345,006,821.99
  5. Step 5: Solve for x
    x = 156,345,006,821.99/445,374.08
  6. Step 6: Final answer
    x = 351,042.00

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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.