Home / 756,123.08-1,134,406.04-223,658.28

Finding the Fourth Proportional to 756,123.08, 1,134,406.04 and 223,658.28

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Solution

The fourth proportional to 756,123.08, 1,134,406.04 and 223,658.28 is: 335,552.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,123.08 : 1,134,406.04 = 223,658.28 : x
  2. Step 2: Convert to fraction form
    756,123.08/1,134,406.04 = 223,658.28/x
  3. Step 3: Cross multiply
    756,123.08x = 1,134,406.04 × 223,658.28
  4. Step 4: Simplify right side
    756,123.08x = 253,719,302,609.72
  5. Step 5: Solve for x
    x = 253,719,302,609.72/756,123.08
  6. Step 6: Final answer
    x = 335,552.92

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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.