Home / 772,499.70-1,159,077.60-372,934.80

Finding the Fourth Proportional to 772,499.70, 1,159,077.60 and 372,934.80

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Solution

The fourth proportional to 772,499.70, 1,159,077.60 and 372,934.80 is: 559,560.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,499.70 : 1,159,077.60 = 372,934.80 : x
  2. Step 2: Convert to fraction form
    772,499.70/1,159,077.60 = 372,934.80/x
  3. Step 3: Cross multiply
    772,499.70x = 1,159,077.60 × 372,934.80
  4. Step 4: Simplify right side
    772,499.70x = 432,260,372,940.48
  5. Step 5: Solve for x
    x = 432,260,372,940.48/772,499.70
  6. Step 6: Final answer
    x = 559,560.57

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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.