Home / 928,962.28-1,393,445.56-255,052.82

Finding the Fourth Proportional to 928,962.28, 1,393,445.56 and 255,052.82

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Solution

The fourth proportional to 928,962.28, 1,393,445.56 and 255,052.82 is: 382,579.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,962.28 : 1,393,445.56 = 255,052.82 : x
  2. Step 2: Convert to fraction form
    928,962.28/1,393,445.56 = 255,052.82/x
  3. Step 3: Cross multiply
    928,962.28x = 1,393,445.56 × 255,052.82
  4. Step 4: Simplify right side
    928,962.28x = 355,402,219,594.48
  5. Step 5: Solve for x
    x = 355,402,219,594.48/928,962.28
  6. Step 6: Final answer
    x = 382,579.82

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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.