Home / 908,154.56-1,360,132.32-876,661.76

Finding the Fourth Proportional to 908,154.56, 1,360,132.32 and 876,661.76

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Solution

The fourth proportional to 908,154.56, 1,360,132.32 and 876,661.76 is: 1,312,965.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,154.56 : 1,360,132.32 = 876,661.76 : x
  2. Step 2: Convert to fraction form
    908,154.56/1,360,132.32 = 876,661.76/x
  3. Step 3: Cross multiply
    908,154.56x = 1,360,132.32 × 876,661.76
  4. Step 4: Simplify right side
    908,154.56x = 1,192,375,993,484.08
  5. Step 5: Solve for x
    x = 1,192,375,993,484.08/908,154.56
  6. Step 6: Final answer
    x = 1,312,965.93

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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.