Home / 747,588.94-1,121,248.08-214,979.26

Finding the Fourth Proportional to 747,588.94, 1,121,248.08 and 214,979.26

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Solution

The fourth proportional to 747,588.94, 1,121,248.08 and 214,979.26 is: 322,429.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,588.94 : 1,121,248.08 = 214,979.26 : x
  2. Step 2: Convert to fraction form
    747,588.94/1,121,248.08 = 214,979.26/x
  3. Step 3: Cross multiply
    747,588.94x = 1,121,248.08 × 214,979.26
  4. Step 4: Simplify right side
    747,588.94x = 241,045,082,514.82
  5. Step 5: Solve for x
    x = 241,045,082,514.82/747,588.94
  6. Step 6: Final answer
    x = 322,429.97

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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.