Home / 1,036,635.30-1,555,031.66-353,309.78

Finding the Fourth Proportional to 1,036,635.30, 1,555,031.66 and 353,309.78

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Solution

The fourth proportional to 1,036,635.30, 1,555,031.66 and 353,309.78 is: 529,991.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,635.30 : 1,555,031.66 = 353,309.78 : x
  2. Step 2: Convert to fraction form
    1,036,635.30/1,555,031.66 = 353,309.78/x
  3. Step 3: Cross multiply
    1,036,635.30x = 1,555,031.66 × 353,309.78
  4. Step 4: Simplify right side
    1,036,635.30x = 549,407,893,687.64
  5. Step 5: Solve for x
    x = 549,407,893,687.64/1,036,635.30
  6. Step 6: Final answer
    x = 529,991.50

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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.