Home / 710,833.57-1,066,437.05-255,470.76

Finding the Fourth Proportional to 710,833.57, 1,066,437.05 and 255,470.76

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Solution

The fourth proportional to 710,833.57, 1,066,437.05 and 255,470.76 is: 383,273.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,833.57 : 1,066,437.05 = 255,470.76 : x
  2. Step 2: Convert to fraction form
    710,833.57/1,066,437.05 = 255,470.76/x
  3. Step 3: Cross multiply
    710,833.57x = 1,066,437.05 × 255,470.76
  4. Step 4: Simplify right side
    710,833.57x = 272,443,483,655.66
  5. Step 5: Solve for x
    x = 272,443,483,655.66/710,833.57
  6. Step 6: Final answer
    x = 383,273.24

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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.