Home / 668,552.96-1,002,730.56-195,111.20

Finding the Fourth Proportional to 668,552.96, 1,002,730.56 and 195,111.20

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Solution

The fourth proportional to 668,552.96, 1,002,730.56 and 195,111.20 is: 292,637.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,552.96 : 1,002,730.56 = 195,111.20 : x
  2. Step 2: Convert to fraction form
    668,552.96/1,002,730.56 = 195,111.20/x
  3. Step 3: Cross multiply
    668,552.96x = 1,002,730.56 × 195,111.20
  4. Step 4: Simplify right side
    668,552.96x = 195,643,962,838.27
  5. Step 5: Solve for x
    x = 195,643,962,838.27/668,552.96
  6. Step 6: Final answer
    x = 292,637.94

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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.