Home / 639,265.60-882,337.26-367,491.16

Finding the Fourth Proportional to 639,265.60, 882,337.26 and 367,491.16

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Solution

The fourth proportional to 639,265.60, 882,337.26 and 367,491.16 is: 507,224.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,265.60 : 882,337.26 = 367,491.16 : x
  2. Step 2: Convert to fraction form
    639,265.60/882,337.26 = 367,491.16/x
  3. Step 3: Cross multiply
    639,265.60x = 882,337.26 × 367,491.16
  4. Step 4: Simplify right side
    639,265.60x = 324,251,143,188.62
  5. Step 5: Solve for x
    x = 324,251,143,188.62/639,265.60
  6. Step 6: Final answer
    x = 507,224.45

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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.