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Finding the Fourth Proportional to 360,510.94, 540,839.36 and 160,831.33

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Solution

The fourth proportional to 360,510.94, 540,839.36 and 160,831.33 is: 241,279.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,510.94 : 540,839.36 = 160,831.33 : x
  2. Step 2: Convert to fraction form
    360,510.94/540,839.36 = 160,831.33/x
  3. Step 3: Cross multiply
    360,510.94x = 540,839.36 × 160,831.33
  4. Step 4: Simplify right side
    360,510.94x = 86,983,913,585.15
  5. Step 5: Solve for x
    x = 86,983,913,585.15/360,510.94
  6. Step 6: Final answer
    x = 241,279.54

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1.5x scale

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.