Home / 294,925.90-442,340.24-126,473.44

Finding the Fourth Proportional to 294,925.90, 442,340.24 and 126,473.44

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Solution

The fourth proportional to 294,925.90, 442,340.24 and 126,473.44 is: 189,689.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,925.90 : 442,340.24 = 126,473.44 : x
  2. Step 2: Convert to fraction form
    294,925.90/442,340.24 = 126,473.44/x
  3. Step 3: Cross multiply
    294,925.90x = 442,340.24 × 126,473.44
  4. Step 4: Simplify right side
    294,925.90x = 55,944,291,803.23
  5. Step 5: Solve for x
    x = 55,944,291,803.23/294,925.90
  6. Step 6: Final answer
    x = 189,689.31

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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.