Home / 710,672.94-1,066,568.61-331,398.24

Finding the Fourth Proportional to 710,672.94, 1,066,568.61 and 331,398.24

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Solution

The fourth proportional to 710,672.94, 1,066,568.61 and 331,398.24 is: 497,358.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,672.94 : 1,066,568.61 = 331,398.24 : x
  2. Step 2: Convert to fraction form
    710,672.94/1,066,568.61 = 331,398.24/x
  3. Step 3: Cross multiply
    710,672.94x = 1,066,568.61 × 331,398.24
  4. Step 4: Simplify right side
    710,672.94x = 353,458,957,436.36
  5. Step 5: Solve for x
    x = 353,458,957,436.36/710,672.94
  6. Step 6: Final answer
    x = 497,358.12

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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.