Home / 958,811.34-1,437,843.18-359,445.78

Finding the Fourth Proportional to 958,811.34, 1,437,843.18 and 359,445.78

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Solution

The fourth proportional to 958,811.34, 1,437,843.18 and 359,445.78 is: 539,028.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,811.34 : 1,437,843.18 = 359,445.78 : x
  2. Step 2: Convert to fraction form
    958,811.34/1,437,843.18 = 359,445.78/x
  3. Step 3: Cross multiply
    958,811.34x = 1,437,843.18 × 359,445.78
  4. Step 4: Simplify right side
    958,811.34x = 516,826,663,352.78
  5. Step 5: Solve for x
    x = 516,826,663,352.78/958,811.34
  6. Step 6: Final answer
    x = 539,028.53

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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.