Home / 745,308.24-1,117,727.05-239,756.51

Finding the Fourth Proportional to 745,308.24, 1,117,727.05 and 239,756.51

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Solution

The fourth proportional to 745,308.24, 1,117,727.05 and 239,756.51 is: 359,559.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,308.24 : 1,117,727.05 = 239,756.51 : x
  2. Step 2: Convert to fraction form
    745,308.24/1,117,727.05 = 239,756.51/x
  3. Step 3: Cross multiply
    745,308.24x = 1,117,727.05 × 239,756.51
  4. Step 4: Simplify right side
    745,308.24x = 267,982,332,997.85
  5. Step 5: Solve for x
    x = 267,982,332,997.85/745,308.24
  6. Step 6: Final answer
    x = 359,559.07

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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.