Home / 851,942.00-1,175,470.18-520,714.04

Finding the Fourth Proportional to 851,942.00, 1,175,470.18 and 520,714.04

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Solution

The fourth proportional to 851,942.00, 1,175,470.18 and 520,714.04 is: 718,457.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,942.00 : 1,175,470.18 = 520,714.04 : x
  2. Step 2: Convert to fraction form
    851,942.00/1,175,470.18 = 520,714.04/x
  3. Step 3: Cross multiply
    851,942.00x = 1,175,470.18 × 520,714.04
  4. Step 4: Simplify right side
    851,942.00x = 612,083,819,148.19
  5. Step 5: Solve for x
    x = 612,083,819,148.19/851,942.00
  6. Step 6: Final answer
    x = 718,457.15

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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.