Home / 1,058,812.20-1,588,218.30-300,652.20

Finding the Fourth Proportional to 1,058,812.20, 1,588,218.30 and 300,652.20

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Solution

The fourth proportional to 1,058,812.20, 1,588,218.30 and 300,652.20 is: 450,978.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,812.20 : 1,588,218.30 = 300,652.20 : x
  2. Step 2: Convert to fraction form
    1,058,812.20/1,588,218.30 = 300,652.20/x
  3. Step 3: Cross multiply
    1,058,812.20x = 1,588,218.30 × 300,652.20
  4. Step 4: Simplify right side
    1,058,812.20x = 477,501,325,975.26
  5. Step 5: Solve for x
    x = 477,501,325,975.26/1,058,812.20
  6. Step 6: Final answer
    x = 450,978.30

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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.