Home / 1,152,831.52-1,729,310.31-478,980.93

Finding the Fourth Proportional to 1,152,831.52, 1,729,310.31 and 478,980.93

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Solution

The fourth proportional to 1,152,831.52, 1,729,310.31 and 478,980.93 is: 718,497.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,831.52 : 1,729,310.31 = 478,980.93 : x
  2. Step 2: Convert to fraction form
    1,152,831.52/1,729,310.31 = 478,980.93/x
  3. Step 3: Cross multiply
    1,152,831.52x = 1,729,310.31 × 478,980.93
  4. Step 4: Simplify right side
    1,152,831.52x = 828,306,667,027.30
  5. Step 5: Solve for x
    x = 828,306,667,027.30/1,152,831.52
  6. Step 6: Final answer
    x = 718,497.59

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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.