Home / 840,792.79-1,160,318.73-458,844.22

Finding the Fourth Proportional to 840,792.79, 1,160,318.73 and 458,844.22

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Solution

The fourth proportional to 840,792.79, 1,160,318.73 and 458,844.22 is: 633,218.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,792.79 : 1,160,318.73 = 458,844.22 : x
  2. Step 2: Convert to fraction form
    840,792.79/1,160,318.73 = 458,844.22/x
  3. Step 3: Cross multiply
    840,792.79x = 1,160,318.73 × 458,844.22
  4. Step 4: Simplify right side
    840,792.79x = 532,405,542,618.24
  5. Step 5: Solve for x
    x = 532,405,542,618.24/840,792.79
  6. Step 6: Final answer
    x = 633,218.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.