Home / 696,964.68-1,045,165.56-270,275.88

Finding the Fourth Proportional to 696,964.68, 1,045,165.56 and 270,275.88

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Solution

The fourth proportional to 696,964.68, 1,045,165.56 and 270,275.88 is: 405,304.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,964.68 : 1,045,165.56 = 270,275.88 : x
  2. Step 2: Convert to fraction form
    696,964.68/1,045,165.56 = 270,275.88/x
  3. Step 3: Cross multiply
    696,964.68x = 1,045,165.56 × 270,275.88
  4. Step 4: Simplify right side
    696,964.68x = 282,483,041,474.69
  5. Step 5: Solve for x
    x = 282,483,041,474.69/696,964.68
  6. Step 6: Final answer
    x = 405,304.67

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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.