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Finding the Fourth Proportional to 900,337.76, 1,349,007.12 and 633,537.68

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Solution

The fourth proportional to 900,337.76, 1,349,007.12 and 633,537.68 is: 949,251.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,337.76 : 1,349,007.12 = 633,537.68 : x
  2. Step 2: Convert to fraction form
    900,337.76/1,349,007.12 = 633,537.68/x
  3. Step 3: Cross multiply
    900,337.76x = 1,349,007.12 × 633,537.68
  4. Step 4: Simplify right side
    900,337.76x = 854,646,841,108.28
  5. Step 5: Solve for x
    x = 854,646,841,108.28/900,337.76
  6. Step 6: Final answer
    x = 949,251.36

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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.