Home / 772,456.45-1,159,004.76-417,052.75

Finding the Fourth Proportional to 772,456.45, 1,159,004.76 and 417,052.75

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Solution

The fourth proportional to 772,456.45, 1,159,004.76 and 417,052.75 is: 625,751.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,456.45 : 1,159,004.76 = 417,052.75 : x
  2. Step 2: Convert to fraction form
    772,456.45/1,159,004.76 = 417,052.75/x
  3. Step 3: Cross multiply
    772,456.45x = 1,159,004.76 × 417,052.75
  4. Step 4: Simplify right side
    772,456.45x = 483,366,122,421.09
  5. Step 5: Solve for x
    x = 483,366,122,421.09/772,456.45
  6. Step 6: Final answer
    x = 625,751.94

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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.