Home / 484,566.38-668,522.25-483,819.06

Finding the Fourth Proportional to 484,566.38, 668,522.25 and 483,819.06

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Solution

The fourth proportional to 484,566.38, 668,522.25 and 483,819.06 is: 667,491.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,566.38 : 668,522.25 = 483,819.06 : x
  2. Step 2: Convert to fraction form
    484,566.38/668,522.25 = 483,819.06/x
  3. Step 3: Cross multiply
    484,566.38x = 668,522.25 × 483,819.06
  4. Step 4: Simplify right side
    484,566.38x = 323,443,800,822.38
  5. Step 5: Solve for x
    x = 323,443,800,822.38/484,566.38
  6. Step 6: Final answer
    x = 667,491.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.