Home / 496,344.04-744,599.16-389,723.76

Finding the Fourth Proportional to 496,344.04, 744,599.16 and 389,723.76

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Solution

The fourth proportional to 496,344.04, 744,599.16 and 389,723.76 is: 584,650.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,344.04 : 744,599.16 = 389,723.76 : x
  2. Step 2: Convert to fraction form
    496,344.04/744,599.16 = 389,723.76/x
  3. Step 3: Cross multiply
    496,344.04x = 744,599.16 × 389,723.76
  4. Step 4: Simplify right side
    496,344.04x = 290,187,984,328.04
  5. Step 5: Solve for x
    x = 290,187,984,328.04/496,344.04
  6. Step 6: Final answer
    x = 584,650.89

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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.