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Finding the Fourth Proportional to 360,737.94, 497,800.24 and 197,390.91

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Solution

The fourth proportional to 360,737.94, 497,800.24 and 197,390.91 is: 272,389.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,737.94 : 497,800.24 = 197,390.91 : x
  2. Step 2: Convert to fraction form
    360,737.94/497,800.24 = 197,390.91/x
  3. Step 3: Cross multiply
    360,737.94x = 497,800.24 × 197,390.91
  4. Step 4: Simplify right side
    360,737.94x = 98,261,242,371.82
  5. Step 5: Solve for x
    x = 98,261,242,371.82/360,737.94
  6. Step 6: Final answer
    x = 272,389.54

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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.