Home / 851,868.80-1,175,956.80-550,209.92

Finding the Fourth Proportional to 851,868.80, 1,175,956.80 and 550,209.92

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Solution

The fourth proportional to 851,868.80, 1,175,956.80 and 550,209.92 is: 759,533.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,868.80 : 1,175,956.80 = 550,209.92 : x
  2. Step 2: Convert to fraction form
    851,868.80/1,175,956.80 = 550,209.92/x
  3. Step 3: Cross multiply
    851,868.80x = 1,175,956.80 × 550,209.92
  4. Step 4: Simplify right side
    851,868.80x = 647,023,096,851.46
  5. Step 5: Solve for x
    x = 647,023,096,851.46/851,868.80
  6. Step 6: Final answer
    x = 759,533.74

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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.