Home / 756,164.12-1,134,246.14-223,643.72

Finding the Fourth Proportional to 756,164.12, 1,134,246.14 and 223,643.72

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Solution

The fourth proportional to 756,164.12, 1,134,246.14 and 223,643.72 is: 335,465.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,164.12 : 1,134,246.14 = 223,643.72 : x
  2. Step 2: Convert to fraction form
    756,164.12/1,134,246.14 = 223,643.72/x
  3. Step 3: Cross multiply
    756,164.12x = 1,134,246.14 × 223,643.72
  4. Step 4: Simplify right side
    756,164.12x = 253,667,026,145.24
  5. Step 5: Solve for x
    x = 253,667,026,145.24/756,164.12
  6. Step 6: Final answer
    x = 335,465.57

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Double scale
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Similar ratio
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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.