Home / 955,951.90-1,434,143.88-316,254.14

Finding the Fourth Proportional to 955,951.90, 1,434,143.88 and 316,254.14

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Solution

The fourth proportional to 955,951.90, 1,434,143.88 and 316,254.14 is: 474,452.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,951.90 : 1,434,143.88 = 316,254.14 : x
  2. Step 2: Convert to fraction form
    955,951.90/1,434,143.88 = 316,254.14/x
  3. Step 3: Cross multiply
    955,951.90x = 1,434,143.88 × 316,254.14
  4. Step 4: Simplify right side
    955,951.90x = 453,553,939,405.66
  5. Step 5: Solve for x
    x = 453,553,939,405.66/955,951.90
  6. Step 6: Final answer
    x = 474,452.68

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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.