Home / 332,776.40-498,981.80-163,925.20

Finding the Fourth Proportional to 332,776.40, 498,981.80 and 163,925.20

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Solution

The fourth proportional to 332,776.40, 498,981.80 and 163,925.20 is: 245,797.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,776.40 : 498,981.80 = 163,925.20 : x
  2. Step 2: Convert to fraction form
    332,776.40/498,981.80 = 163,925.20/x
  3. Step 3: Cross multiply
    332,776.40x = 498,981.80 × 163,925.20
  4. Step 4: Simplify right side
    332,776.40x = 81,795,691,361.36
  5. Step 5: Solve for x
    x = 81,795,691,361.36/332,776.40
  6. Step 6: Final answer
    x = 245,797.75

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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.