Home / 929,812.38-1,394,176.56-360,528.36

Finding the Fourth Proportional to 929,812.38, 1,394,176.56 and 360,528.36

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Solution

The fourth proportional to 929,812.38, 1,394,176.56 and 360,528.36 is: 540,582.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,812.38 : 1,394,176.56 = 360,528.36 : x
  2. Step 2: Convert to fraction form
    929,812.38/1,394,176.56 = 360,528.36/x
  3. Step 3: Cross multiply
    929,812.38x = 1,394,176.56 × 360,528.36
  4. Step 4: Simplify right side
    929,812.38x = 502,640,188,727.24
  5. Step 5: Solve for x
    x = 502,640,188,727.24/929,812.38
  6. Step 6: Final answer
    x = 540,582.38

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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.