Home / 773,148.52-1,159,543.26-212,228.20

Finding the Fourth Proportional to 773,148.52, 1,159,543.26 and 212,228.20

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Solution

The fourth proportional to 773,148.52, 1,159,543.26 and 212,228.20 is: 318,293.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,148.52 : 1,159,543.26 = 212,228.20 : x
  2. Step 2: Convert to fraction form
    773,148.52/1,159,543.26 = 212,228.20/x
  3. Step 3: Cross multiply
    773,148.52x = 1,159,543.26 × 212,228.20
  4. Step 4: Simplify right side
    773,148.52x = 246,087,778,891.93
  5. Step 5: Solve for x
    x = 246,087,778,891.93/773,148.52
  6. Step 6: Final answer
    x = 318,293.02

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1.5x scale

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.