Home / 736,285.07-1,016,150.20-449,995.84

Finding the Fourth Proportional to 736,285.07, 1,016,150.20 and 449,995.84

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Solution

The fourth proportional to 736,285.07, 1,016,150.20 and 449,995.84 is: 621,041.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,285.07 : 1,016,150.20 = 449,995.84 : x
  2. Step 2: Convert to fraction form
    736,285.07/1,016,150.20 = 449,995.84/x
  3. Step 3: Cross multiply
    736,285.07x = 1,016,150.20 × 449,995.84
  4. Step 4: Simplify right side
    736,285.07x = 457,263,359,149.80
  5. Step 5: Solve for x
    x = 457,263,359,149.80/736,285.07
  6. Step 6: Final answer
    x = 621,041.19

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.