Home / 740,581.68-1,110,911.40-235,182.96

Finding the Fourth Proportional to 740,581.68, 1,110,911.40 and 235,182.96

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Solution

The fourth proportional to 740,581.68, 1,110,911.40 and 235,182.96 is: 352,786.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,581.68 : 1,110,911.40 = 235,182.96 : x
  2. Step 2: Convert to fraction form
    740,581.68/1,110,911.40 = 235,182.96/x
  3. Step 3: Cross multiply
    740,581.68x = 1,110,911.40 × 235,182.96
  4. Step 4: Simplify right side
    740,581.68x = 261,267,431,349.74
  5. Step 5: Solve for x
    x = 261,267,431,349.74/740,581.68
  6. Step 6: Final answer
    x = 352,786.79

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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.