Home / 807,950.01-1,211,552.42-239,127.72

Finding the Fourth Proportional to 807,950.01, 1,211,552.42 and 239,127.72

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Solution

The fourth proportional to 807,950.01, 1,211,552.42 and 239,127.72 is: 358,581.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,950.01 : 1,211,552.42 = 239,127.72 : x
  2. Step 2: Convert to fraction form
    807,950.01/1,211,552.42 = 239,127.72/x
  3. Step 3: Cross multiply
    807,950.01x = 1,211,552.42 × 239,127.72
  4. Step 4: Simplify right side
    807,950.01x = 289,715,762,116.12
  5. Step 5: Solve for x
    x = 289,715,762,116.12/807,950.01
  6. Step 6: Final answer
    x = 358,581.29

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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.