Home / 1,182,782.76-1,774,148.66-329,831.70

Finding the Fourth Proportional to 1,182,782.76, 1,774,148.66 and 329,831.70

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Solution

The fourth proportional to 1,182,782.76, 1,774,148.66 and 329,831.70 is: 494,740.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,782.76 : 1,774,148.66 = 329,831.70 : x
  2. Step 2: Convert to fraction form
    1,182,782.76/1,774,148.66 = 329,831.70/x
  3. Step 3: Cross multiply
    1,182,782.76x = 1,774,148.66 × 329,831.70
  4. Step 4: Simplify right side
    1,182,782.76x = 585,170,468,580.52
  5. Step 5: Solve for x
    x = 585,170,468,580.52/1,182,782.76
  6. Step 6: Final answer
    x = 494,740.44

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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.