Home / 710,471.18-1,065,691.74-230,698.46

Finding the Fourth Proportional to 710,471.18, 1,065,691.74 and 230,698.46

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Solution

The fourth proportional to 710,471.18, 1,065,691.74 and 230,698.46 is: 346,042.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,471.18 : 1,065,691.74 = 230,698.46 : x
  2. Step 2: Convert to fraction form
    710,471.18/1,065,691.74 = 230,698.46/x
  3. Step 3: Cross multiply
    710,471.18x = 1,065,691.74 × 230,698.46
  4. Step 4: Simplify right side
    710,471.18x = 245,853,446,782.07
  5. Step 5: Solve for x
    x = 245,853,446,782.07/710,471.18
  6. Step 6: Final answer
    x = 346,042.81

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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.