Home / 691,077.45-1,036,668.65-235,527.10

Finding the Fourth Proportional to 691,077.45, 1,036,668.65 and 235,527.10

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Solution

The fourth proportional to 691,077.45, 1,036,668.65 and 235,527.10 is: 353,308.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,077.45 : 1,036,668.65 = 235,527.10 : x
  2. Step 2: Convert to fraction form
    691,077.45/1,036,668.65 = 235,527.10/x
  3. Step 3: Cross multiply
    691,077.45x = 1,036,668.65 × 235,527.10
  4. Step 4: Simplify right side
    691,077.45x = 244,163,560,795.42
  5. Step 5: Solve for x
    x = 244,163,560,795.42/691,077.45
  6. Step 6: Final answer
    x = 353,308.53

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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.