Home / 649,749.20-974,789.84-250,282.71

Finding the Fourth Proportional to 649,749.20, 974,789.84 and 250,282.71

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Solution

The fourth proportional to 649,749.20, 974,789.84 and 250,282.71 is: 375,488.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,749.20 : 974,789.84 = 250,282.71 : x
  2. Step 2: Convert to fraction form
    649,749.20/974,789.84 = 250,282.71/x
  3. Step 3: Cross multiply
    649,749.20x = 974,789.84 × 250,282.71
  4. Step 4: Simplify right side
    649,749.20x = 243,973,043,461.37
  5. Step 5: Solve for x
    x = 243,973,043,461.37/649,749.20
  6. Step 6: Final answer
    x = 375,488.03

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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.