Home / 772,259.73-1,158,401.74-292,358.76

Finding the Fourth Proportional to 772,259.73, 1,158,401.74 and 292,358.76

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Solution

The fourth proportional to 772,259.73, 1,158,401.74 and 292,358.76 is: 438,542.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,259.73 : 1,158,401.74 = 292,358.76 : x
  2. Step 2: Convert to fraction form
    772,259.73/1,158,401.74 = 292,358.76/x
  3. Step 3: Cross multiply
    772,259.73x = 1,158,401.74 × 292,358.76
  4. Step 4: Simplify right side
    772,259.73x = 338,668,896,288.24
  5. Step 5: Solve for x
    x = 338,668,896,288.24/772,259.73
  6. Step 6: Final answer
    x = 438,542.74

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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.