Home / 710,851.68-1,066,344.35-261,581.13

Finding the Fourth Proportional to 710,851.68, 1,066,344.35 and 261,581.13

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Solution

The fourth proportional to 710,851.68, 1,066,344.35 and 261,581.13 is: 392,396.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,851.68 : 1,066,344.35 = 261,581.13 : x
  2. Step 2: Convert to fraction form
    710,851.68/1,066,344.35 = 261,581.13/x
  3. Step 3: Cross multiply
    710,851.68x = 1,066,344.35 × 261,581.13
  4. Step 4: Simplify right side
    710,851.68x = 278,935,558,734.21
  5. Step 5: Solve for x
    x = 278,935,558,734.21/710,851.68
  6. Step 6: Final answer
    x = 392,396.29

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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.