Home / 876,175.12-1,314,406.89-268,948.19

Finding the Fourth Proportional to 876,175.12, 1,314,406.89 and 268,948.19

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Solution

The fourth proportional to 876,175.12, 1,314,406.89 and 268,948.19 is: 403,466.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,175.12 : 1,314,406.89 = 268,948.19 : x
  2. Step 2: Convert to fraction form
    876,175.12/1,314,406.89 = 268,948.19/x
  3. Step 3: Cross multiply
    876,175.12x = 1,314,406.89 × 268,948.19
  4. Step 4: Simplify right side
    876,175.12x = 353,507,352,644.29
  5. Step 5: Solve for x
    x = 353,507,352,644.29/876,175.12
  6. Step 6: Final answer
    x = 403,466.55

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1.5x scale

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.