Home / 497,731.20-746,596.80-165,307.20

Finding the Fourth Proportional to 497,731.20, 746,596.80 and 165,307.20

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Solution

The fourth proportional to 497,731.20, 746,596.80 and 165,307.20 is: 247,960.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,731.20 : 746,596.80 = 165,307.20 : x
  2. Step 2: Convert to fraction form
    497,731.20/746,596.80 = 165,307.20/x
  3. Step 3: Cross multiply
    497,731.20x = 746,596.80 × 165,307.20
  4. Step 4: Simplify right side
    497,731.20x = 123,417,826,536.96
  5. Step 5: Solve for x
    x = 123,417,826,536.96/497,731.20
  6. Step 6: Final answer
    x = 247,960.80

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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.