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Finding the Fourth Proportional to 632,884.68, 873,377.67 and 342,496.02

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Solution

The fourth proportional to 632,884.68, 873,377.67 and 342,496.02 is: 472,642.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,884.68 : 873,377.67 = 342,496.02 : x
  2. Step 2: Convert to fraction form
    632,884.68/873,377.67 = 342,496.02/x
  3. Step 3: Cross multiply
    632,884.68x = 873,377.67 × 342,496.02
  4. Step 4: Simplify right side
    632,884.68x = 299,128,375,931.87
  5. Step 5: Solve for x
    x = 299,128,375,931.87/632,884.68
  6. Step 6: Final answer
    x = 472,642.78

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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.