Home / 731,993.66-1,010,150.96-409,703.70

Finding the Fourth Proportional to 731,993.66, 1,010,150.96 and 409,703.70

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Solution

The fourth proportional to 731,993.66, 1,010,150.96 and 409,703.70 is: 565,390.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,993.66 : 1,010,150.96 = 409,703.70 : x
  2. Step 2: Convert to fraction form
    731,993.66/1,010,150.96 = 409,703.70/x
  3. Step 3: Cross multiply
    731,993.66x = 1,010,150.96 × 409,703.70
  4. Step 4: Simplify right side
    731,993.66x = 413,862,585,870.55
  5. Step 5: Solve for x
    x = 413,862,585,870.55/731,993.66
  6. Step 6: Final answer
    x = 565,390.94

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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.