Home / 898,169.31-1,346,755.51-298,803.28

Finding the Fourth Proportional to 898,169.31, 1,346,755.51 and 298,803.28

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Solution

The fourth proportional to 898,169.31, 1,346,755.51 and 298,803.28 is: 448,039.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,169.31 : 1,346,755.51 = 298,803.28 : x
  2. Step 2: Convert to fraction form
    898,169.31/1,346,755.51 = 298,803.28/x
  3. Step 3: Cross multiply
    898,169.31x = 1,346,755.51 × 298,803.28
  4. Step 4: Simplify right side
    898,169.31x = 402,414,963,277.86
  5. Step 5: Solve for x
    x = 402,414,963,277.86/898,169.31
  6. Step 6: Final answer
    x = 448,039.09

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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.