Home / 772,618.61-1,159,260.92-417,882.35

Finding the Fourth Proportional to 772,618.61, 1,159,260.92 and 417,882.35

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Solution

The fourth proportional to 772,618.61, 1,159,260.92 and 417,882.35 is: 627,003.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,618.61 : 1,159,260.92 = 417,882.35 : x
  2. Step 2: Convert to fraction form
    772,618.61/1,159,260.92 = 417,882.35/x
  3. Step 3: Cross multiply
    772,618.61x = 1,159,260.92 × 417,882.35
  4. Step 4: Simplify right side
    772,618.61x = 484,434,669,627.05
  5. Step 5: Solve for x
    x = 484,434,669,627.05/772,618.61
  6. Step 6: Final answer
    x = 627,003.63

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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.