Home / 694,569.78-1,041,894.99-268,108.02

Finding the Fourth Proportional to 694,569.78, 1,041,894.99 and 268,108.02

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Solution

The fourth proportional to 694,569.78, 1,041,894.99 and 268,108.02 is: 402,177.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,569.78 : 1,041,894.99 = 268,108.02 : x
  2. Step 2: Convert to fraction form
    694,569.78/1,041,894.99 = 268,108.02/x
  3. Step 3: Cross multiply
    694,569.78x = 1,041,894.99 × 268,108.02
  4. Step 4: Simplify right side
    694,569.78x = 279,340,402,816.82
  5. Step 5: Solve for x
    x = 279,340,402,816.82/694,569.78
  6. Step 6: Final answer
    x = 402,177.59

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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.