Home / 890,158.68-1,228,419.26-482,263.34

Finding the Fourth Proportional to 890,158.68, 1,228,419.26 and 482,263.34

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Solution

The fourth proportional to 890,158.68, 1,228,419.26 and 482,263.34 is: 665,523.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,158.68 : 1,228,419.26 = 482,263.34 : x
  2. Step 2: Convert to fraction form
    890,158.68/1,228,419.26 = 482,263.34/x
  3. Step 3: Cross multiply
    890,158.68x = 1,228,419.26 × 482,263.34
  4. Step 4: Simplify right side
    890,158.68x = 592,421,566,694.52
  5. Step 5: Solve for x
    x = 592,421,566,694.52/890,158.68
  6. Step 6: Final answer
    x = 665,523.55

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Double scale
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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.