Home / 1,036,132.76-1,554,286.60-288,178.76

Finding the Fourth Proportional to 1,036,132.76, 1,554,286.60 and 288,178.76

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Solution

The fourth proportional to 1,036,132.76, 1,554,286.60 and 288,178.76 is: 432,292.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,132.76 : 1,554,286.60 = 288,178.76 : x
  2. Step 2: Convert to fraction form
    1,036,132.76/1,554,286.60 = 288,178.76/x
  3. Step 3: Cross multiply
    1,036,132.76x = 1,554,286.60 × 288,178.76
  4. Step 4: Simplify right side
    1,036,132.76x = 447,912,385,072.62
  5. Step 5: Solve for x
    x = 447,912,385,072.62/1,036,132.76
  6. Step 6: Final answer
    x = 432,292.47

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Double scale
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1.5x scale

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.