Home / 719,255.20-1,080,049.20-483,642.40

Finding the Fourth Proportional to 719,255.20, 1,080,049.20 and 483,642.40

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Solution

The fourth proportional to 719,255.20, 1,080,049.20 and 483,642.40 is: 726,247.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,255.20 : 1,080,049.20 = 483,642.40 : x
  2. Step 2: Convert to fraction form
    719,255.20/1,080,049.20 = 483,642.40/x
  3. Step 3: Cross multiply
    719,255.20x = 1,080,049.20 × 483,642.40
  4. Step 4: Simplify right side
    719,255.20x = 522,357,587,206.08
  5. Step 5: Solve for x
    x = 522,357,587,206.08/719,255.20
  6. Step 6: Final answer
    x = 726,247.91

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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.