Home / 955,953.28-1,434,145.94-316,255.52

Finding the Fourth Proportional to 955,953.28, 1,434,145.94 and 316,255.52

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Solution

The fourth proportional to 955,953.28, 1,434,145.94 and 316,255.52 is: 474,454.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,953.28 : 1,434,145.94 = 316,255.52 : x
  2. Step 2: Convert to fraction form
    955,953.28/1,434,145.94 = 316,255.52/x
  3. Step 3: Cross multiply
    955,953.28x = 1,434,145.94 × 316,255.52
  4. Step 4: Simplify right side
    955,953.28x = 453,556,570,010.59
  5. Step 5: Solve for x
    x = 453,556,570,010.59/955,953.28
  6. Step 6: Final answer
    x = 474,454.75

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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.