Home / 1,087,250.63-1,630,229.87-413,381.26

Finding the Fourth Proportional to 1,087,250.63, 1,630,229.87 and 413,381.26

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Solution

The fourth proportional to 1,087,250.63, 1,630,229.87 and 413,381.26 is: 619,826.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,250.63 : 1,630,229.87 = 413,381.26 : x
  2. Step 2: Convert to fraction form
    1,087,250.63/1,630,229.87 = 413,381.26/x
  3. Step 3: Cross multiply
    1,087,250.63x = 1,630,229.87 × 413,381.26
  4. Step 4: Simplify right side
    1,087,250.63x = 673,906,477,750.24
  5. Step 5: Solve for x
    x = 673,906,477,750.24/1,087,250.63
  6. Step 6: Final answer
    x = 619,826.25

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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.