Home / 710,409.24-1,066,034.10-261,445.38

Finding the Fourth Proportional to 710,409.24, 1,066,034.10 and 261,445.38

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Solution

The fourth proportional to 710,409.24, 1,066,034.10 and 261,445.38 is: 392,322.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,409.24 : 1,066,034.10 = 261,445.38 : x
  2. Step 2: Convert to fraction form
    710,409.24/1,066,034.10 = 261,445.38/x
  3. Step 3: Cross multiply
    710,409.24x = 1,066,034.10 × 261,445.38
  4. Step 4: Simplify right side
    710,409.24x = 278,709,690,367.46
  5. Step 5: Solve for x
    x = 278,709,690,367.46/710,409.24
  6. Step 6: Final answer
    x = 392,322.73

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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.