Home / 843,591.24-1,265,751.40-453,641.87

Finding the Fourth Proportional to 843,591.24, 1,265,751.40 and 453,641.87

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Solution

The fourth proportional to 843,591.24, 1,265,751.40 and 453,641.87 is: 680,658.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,591.24 : 1,265,751.40 = 453,641.87 : x
  2. Step 2: Convert to fraction form
    843,591.24/1,265,751.40 = 453,641.87/x
  3. Step 3: Cross multiply
    843,591.24x = 1,265,751.40 × 453,641.87
  4. Step 4: Simplify right side
    843,591.24x = 574,197,834,081.39
  5. Step 5: Solve for x
    x = 574,197,834,081.39/843,591.24
  6. Step 6: Final answer
    x = 680,658.84

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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.