Home / 379,088.16-568,154.64-331,590.24

Finding the Fourth Proportional to 379,088.16, 568,154.64 and 331,590.24

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Solution

The fourth proportional to 379,088.16, 568,154.64 and 331,590.24 is: 496,967.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,088.16 : 568,154.64 = 331,590.24 : x
  2. Step 2: Convert to fraction form
    379,088.16/568,154.64 = 331,590.24/x
  3. Step 3: Cross multiply
    379,088.16x = 568,154.64 × 331,590.24
  4. Step 4: Simplify right side
    379,088.16x = 188,394,533,434.71
  5. Step 5: Solve for x
    x = 188,394,533,434.71/379,088.16
  6. Step 6: Final answer
    x = 496,967.60

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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.