Home / 719,302.08-1,079,069.92-270,058.24

Finding the Fourth Proportional to 719,302.08, 1,079,069.92 and 270,058.24

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Solution

The fourth proportional to 719,302.08, 1,079,069.92 and 270,058.24 is: 405,131.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,302.08 : 1,079,069.92 = 270,058.24 : x
  2. Step 2: Convert to fraction form
    719,302.08/1,079,069.92 = 270,058.24/x
  3. Step 3: Cross multiply
    719,302.08x = 1,079,069.92 × 270,058.24
  4. Step 4: Simplify right side
    719,302.08x = 291,411,723,432.14
  5. Step 5: Solve for x
    x = 291,411,723,432.14/719,302.08
  6. Step 6: Final answer
    x = 405,131.21

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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.