Home / 876,376.23-1,314,564.35-211,528.23

Finding the Fourth Proportional to 876,376.23, 1,314,564.35 and 211,528.23

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Solution

The fourth proportional to 876,376.23, 1,314,564.35 and 211,528.23 is: 317,292.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,376.23 : 1,314,564.35 = 211,528.23 : x
  2. Step 2: Convert to fraction form
    876,376.23/1,314,564.35 = 211,528.23/x
  3. Step 3: Cross multiply
    876,376.23x = 1,314,564.35 × 211,528.23
  4. Step 4: Simplify right side
    876,376.23x = 278,067,472,773.61
  5. Step 5: Solve for x
    x = 278,067,472,773.61/876,376.23
  6. Step 6: Final answer
    x = 317,292.35

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Double scale
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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.