Home / 710,729.52-1,066,278.92-212,093.52

Finding the Fourth Proportional to 710,729.52, 1,066,278.92 and 212,093.52

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Solution

The fourth proportional to 710,729.52, 1,066,278.92 and 212,093.52 is: 318,195.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,729.52 : 1,066,278.92 = 212,093.52 : x
  2. Step 2: Convert to fraction form
    710,729.52/1,066,278.92 = 212,093.52/x
  3. Step 3: Cross multiply
    710,729.52x = 1,066,278.92 × 212,093.52
  4. Step 4: Simplify right side
    710,729.52x = 226,150,849,444.60
  5. Step 5: Solve for x
    x = 226,150,849,444.60/710,729.52
  6. Step 6: Final answer
    x = 318,195.38

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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.