Home / 496,400.74-738,986.70-493,448.30

Finding the Fourth Proportional to 496,400.74, 738,986.70 and 493,448.30

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Solution

The fourth proportional to 496,400.74, 738,986.70 and 493,448.30 is: 734,591.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,400.74 : 738,986.70 = 493,448.30 : x
  2. Step 2: Convert to fraction form
    496,400.74/738,986.70 = 493,448.30/x
  3. Step 3: Cross multiply
    496,400.74x = 738,986.70 × 493,448.30
  4. Step 4: Simplify right side
    496,400.74x = 364,651,730,837.61
  5. Step 5: Solve for x
    x = 364,651,730,837.61/496,400.74
  6. Step 6: Final answer
    x = 734,591.43

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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.