Home / 915,177.70-1,262,518.05-575,833.06

Finding the Fourth Proportional to 915,177.70, 1,262,518.05 and 575,833.06

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Solution

The fourth proportional to 915,177.70, 1,262,518.05 and 575,833.06 is: 794,380.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,177.70 : 1,262,518.05 = 575,833.06 : x
  2. Step 2: Convert to fraction form
    915,177.70/1,262,518.05 = 575,833.06/x
  3. Step 3: Cross multiply
    915,177.70x = 1,262,518.05 × 575,833.06
  4. Step 4: Simplify right side
    915,177.70x = 726,999,632,036.73
  5. Step 5: Solve for x
    x = 726,999,632,036.73/915,177.70
  6. Step 6: Final answer
    x = 794,380.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.