Home / 741,109.95-1,111,775.65-235,687.42

Finding the Fourth Proportional to 741,109.95, 1,111,775.65 and 235,687.42

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Solution

The fourth proportional to 741,109.95, 1,111,775.65 and 235,687.42 is: 353,566.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,109.95 : 1,111,775.65 = 235,687.42 : x
  2. Step 2: Convert to fraction form
    741,109.95/1,111,775.65 = 235,687.42/x
  3. Step 3: Cross multiply
    741,109.95x = 1,111,775.65 × 235,687.42
  4. Step 4: Simplify right side
    741,109.95x = 262,031,532,240.96
  5. Step 5: Solve for x
    x = 262,031,532,240.96/741,109.95
  6. Step 6: Final answer
    x = 353,566.34

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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.