Home / 687,767.35-1,031,601.48-182,316.82

Finding the Fourth Proportional to 687,767.35, 1,031,601.48 and 182,316.82

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Solution

The fourth proportional to 687,767.35, 1,031,601.48 and 182,316.82 is: 273,462.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,767.35 : 1,031,601.48 = 182,316.82 : x
  2. Step 2: Convert to fraction form
    687,767.35/1,031,601.48 = 182,316.82/x
  3. Step 3: Cross multiply
    687,767.35x = 1,031,601.48 × 182,316.82
  4. Step 4: Simplify right side
    687,767.35x = 188,078,301,340.89
  5. Step 5: Solve for x
    x = 188,078,301,340.89/687,767.35
  6. Step 6: Final answer
    x = 273,462.10

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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.