Home / 807,501.06-1,211,253.42-758,176.92

Finding the Fourth Proportional to 807,501.06, 1,211,253.42 and 758,176.92

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Solution

The fourth proportional to 807,501.06, 1,211,253.42 and 758,176.92 is: 1,137,267.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,501.06 : 1,211,253.42 = 758,176.92 : x
  2. Step 2: Convert to fraction form
    807,501.06/1,211,253.42 = 758,176.92/x
  3. Step 3: Cross multiply
    807,501.06x = 1,211,253.42 × 758,176.92
  4. Step 4: Simplify right side
    807,501.06x = 918,344,387,315.07
  5. Step 5: Solve for x
    x = 918,344,387,315.07/807,501.06
  6. Step 6: Final answer
    x = 1,137,267.10

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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.