Home / 270,890.46-373,831.58-163,439.72

Finding the Fourth Proportional to 270,890.46, 373,831.58 and 163,439.72

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Solution

The fourth proportional to 270,890.46, 373,831.58 and 163,439.72 is: 225,548.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,890.46 : 373,831.58 = 163,439.72 : x
  2. Step 2: Convert to fraction form
    270,890.46/373,831.58 = 163,439.72/x
  3. Step 3: Cross multiply
    270,890.46x = 373,831.58 × 163,439.72
  4. Step 4: Simplify right side
    270,890.46x = 61,098,928,762.36
  5. Step 5: Solve for x
    x = 61,098,928,762.36/270,890.46
  6. Step 6: Final answer
    x = 225,548.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.