Home / 903,589.32-1,246,969.89-495,712.02

Finding the Fourth Proportional to 903,589.32, 1,246,969.89 and 495,712.02

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Solution

The fourth proportional to 903,589.32, 1,246,969.89 and 495,712.02 is: 684,091.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,589.32 : 1,246,969.89 = 495,712.02 : x
  2. Step 2: Convert to fraction form
    903,589.32/1,246,969.89 = 495,712.02/x
  3. Step 3: Cross multiply
    903,589.32x = 1,246,969.89 × 495,712.02
  4. Step 4: Simplify right side
    903,589.32x = 618,137,963,051.08
  5. Step 5: Solve for x
    x = 618,137,963,051.08/903,589.32
  6. Step 6: Final answer
    x = 684,091.71

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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.