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Finding the Fourth Proportional to 496,501.12, 739,136.48 and 493,549.12

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Solution

The fourth proportional to 496,501.12, 739,136.48 and 493,549.12 is: 734,741.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,501.12 : 739,136.48 = 493,549.12 : x
  2. Step 2: Convert to fraction form
    496,501.12/739,136.48 = 493,549.12/x
  3. Step 3: Cross multiply
    496,501.12x = 739,136.48 × 493,549.12
  4. Step 4: Simplify right side
    496,501.12x = 364,800,159,263.90
  5. Step 5: Solve for x
    x = 364,800,159,263.90/496,501.12
  6. Step 6: Final answer
    x = 734,741.87

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.