Home / 740,011.01-1,021,251.97-449,624.77

Finding the Fourth Proportional to 740,011.01, 1,021,251.97 and 449,624.77

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Solution

The fourth proportional to 740,011.01, 1,021,251.97 and 449,624.77 is: 620,504.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,011.01 : 1,021,251.97 = 449,624.77 : x
  2. Step 2: Convert to fraction form
    740,011.01/1,021,251.97 = 449,624.77/x
  3. Step 3: Cross multiply
    740,011.01x = 1,021,251.97 × 449,624.77
  4. Step 4: Simplify right side
    740,011.01x = 459,180,182,123.30
  5. Step 5: Solve for x
    x = 459,180,182,123.30/740,011.01
  6. Step 6: Final answer
    x = 620,504.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.