Home / 585,091.20-877,928.40-332,565.60

Finding the Fourth Proportional to 585,091.20, 877,928.40 and 332,565.60

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Solution

The fourth proportional to 585,091.20, 877,928.40 and 332,565.60 is: 499,014.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,091.20 : 877,928.40 = 332,565.60 : x
  2. Step 2: Convert to fraction form
    585,091.20/877,928.40 = 332,565.60/x
  3. Step 3: Cross multiply
    585,091.20x = 877,928.40 × 332,565.60
  4. Step 4: Simplify right side
    585,091.20x = 291,968,785,103.04
  5. Step 5: Solve for x
    x = 291,968,785,103.04/585,091.20
  6. Step 6: Final answer
    x = 499,014.15

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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.