Home / 746,269.70-1,119,404.55-185,304.20

Finding the Fourth Proportional to 746,269.70, 1,119,404.55 and 185,304.20

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Solution

The fourth proportional to 746,269.70, 1,119,404.55 and 185,304.20 is: 277,956.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,269.70 : 1,119,404.55 = 185,304.20 : x
  2. Step 2: Convert to fraction form
    746,269.70/1,119,404.55 = 185,304.20/x
  3. Step 3: Cross multiply
    746,269.70x = 1,119,404.55 × 185,304.20
  4. Step 4: Simplify right side
    746,269.70x = 207,430,364,614.11
  5. Step 5: Solve for x
    x = 207,430,364,614.11/746,269.70
  6. Step 6: Final answer
    x = 277,956.30

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Double scale
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Similar ratio
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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.