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Finding the Fourth Proportional to 497,005.80, 746,091.90 and 493,506.60

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Solution

The fourth proportional to 497,005.80, 746,091.90 and 493,506.60 is: 740,838.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,005.80 : 746,091.90 = 493,506.60 : x
  2. Step 2: Convert to fraction form
    497,005.80/746,091.90 = 493,506.60/x
  3. Step 3: Cross multiply
    497,005.80x = 746,091.90 × 493,506.60
  4. Step 4: Simplify right side
    497,005.80x = 368,201,276,856.54
  5. Step 5: Solve for x
    x = 368,201,276,856.54/497,005.80
  6. Step 6: Final answer
    x = 740,838.99

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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.