Home / 448,895.19-673,227.59-133,278.87

Finding the Fourth Proportional to 448,895.19, 673,227.59 and 133,278.87

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Solution

The fourth proportional to 448,895.19, 673,227.59 and 133,278.87 is: 199,884.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,895.19 : 673,227.59 = 133,278.87 : x
  2. Step 2: Convert to fraction form
    448,895.19/673,227.59 = 133,278.87/x
  3. Step 3: Cross multiply
    448,895.19x = 673,227.59 × 133,278.87
  4. Step 4: Simplify right side
    448,895.19x = 89,727,011,781.63
  5. Step 5: Solve for x
    x = 89,727,011,781.63/448,895.19
  6. Step 6: Final answer
    x = 199,884.10

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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.