Home / 855,247.47-1,180,241.96-468,062.66

Finding the Fourth Proportional to 855,247.47, 1,180,241.96 and 468,062.66

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Solution

The fourth proportional to 855,247.47, 1,180,241.96 and 468,062.66 is: 645,926.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,247.47 : 1,180,241.96 = 468,062.66 : x
  2. Step 2: Convert to fraction form
    855,247.47/1,180,241.96 = 468,062.66/x
  3. Step 3: Cross multiply
    855,247.47x = 1,180,241.96 × 468,062.66
  4. Step 4: Simplify right side
    855,247.47x = 552,427,191,241.21
  5. Step 5: Solve for x
    x = 552,427,191,241.21/855,247.47
  6. Step 6: Final answer
    x = 645,926.72

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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.