Home / 756,127.44-1,134,191.16-223,606.98

Finding the Fourth Proportional to 756,127.44, 1,134,191.16 and 223,606.98

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Solution

The fourth proportional to 756,127.44, 1,134,191.16 and 223,606.98 is: 335,410.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,127.44 : 1,134,191.16 = 223,606.98 : x
  2. Step 2: Convert to fraction form
    756,127.44/1,134,191.16 = 223,606.98/x
  3. Step 3: Cross multiply
    756,127.44x = 1,134,191.16 × 223,606.98
  4. Step 4: Simplify right side
    756,127.44x = 253,613,060,030.30
  5. Step 5: Solve for x
    x = 253,613,060,030.30/756,127.44
  6. Step 6: Final answer
    x = 335,410.47

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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.