Home / 1,137,961.64-1,705,792.28-489,960.50

Finding the Fourth Proportional to 1,137,961.64, 1,705,792.28 and 489,960.50

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Solution

The fourth proportional to 1,137,961.64, 1,705,792.28 and 489,960.50 is: 734,445.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,961.64 : 1,705,792.28 = 489,960.50 : x
  2. Step 2: Convert to fraction form
    1,137,961.64/1,705,792.28 = 489,960.50/x
  3. Step 3: Cross multiply
    1,137,961.64x = 1,705,792.28 × 489,960.50
  4. Step 4: Simplify right side
    1,137,961.64x = 835,770,827,426.18
  5. Step 5: Solve for x
    x = 835,770,827,426.18/1,137,961.64
  6. Step 6: Final answer
    x = 734,445.52

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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.