Home / 1,372,168.43-2,058,257.10-347,498.14

Finding the Fourth Proportional to 1,372,168.43, 2,058,257.10 and 347,498.14

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Solution

The fourth proportional to 1,372,168.43, 2,058,257.10 and 347,498.14 is: 521,248.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,168.43 : 2,058,257.10 = 347,498.14 : x
  2. Step 2: Convert to fraction form
    1,372,168.43/2,058,257.10 = 347,498.14/x
  3. Step 3: Cross multiply
    1,372,168.43x = 2,058,257.10 × 347,498.14
  4. Step 4: Simplify right side
    1,372,168.43x = 715,240,513,891.79
  5. Step 5: Solve for x
    x = 715,240,513,891.79/1,372,168.43
  6. Step 6: Final answer
    x = 521,248.34

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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.