Home / 927,753.45-1,391,847.96-288,024.51

Finding the Fourth Proportional to 927,753.45, 1,391,847.96 and 288,024.51

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Solution

The fourth proportional to 927,753.45, 1,391,847.96 and 288,024.51 is: 432,104.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,753.45 : 1,391,847.96 = 288,024.51 : x
  2. Step 2: Convert to fraction form
    927,753.45/1,391,847.96 = 288,024.51/x
  3. Step 3: Cross multiply
    927,753.45x = 1,391,847.96 × 288,024.51
  4. Step 4: Simplify right side
    927,753.45x = 400,886,323,523.74
  5. Step 5: Solve for x
    x = 400,886,323,523.74/927,753.45
  6. Step 6: Final answer
    x = 432,104.38

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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.