Home / 890,992.62-1,337,153.20-358,518.18

Finding the Fourth Proportional to 890,992.62, 1,337,153.20 and 358,518.18

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Solution

The fourth proportional to 890,992.62, 1,337,153.20 and 358,518.18 is: 538,044.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,992.62 : 1,337,153.20 = 358,518.18 : x
  2. Step 2: Convert to fraction form
    890,992.62/1,337,153.20 = 358,518.18/x
  3. Step 3: Cross multiply
    890,992.62x = 1,337,153.20 × 358,518.18
  4. Step 4: Simplify right side
    890,992.62x = 479,393,731,645.18
  5. Step 5: Solve for x
    x = 479,393,731,645.18/890,992.62
  6. Step 6: Final answer
    x = 538,044.56

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Double scale
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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.