Home / 495,965.87-684,439.71-269,616.23

Finding the Fourth Proportional to 495,965.87, 684,439.71 and 269,616.23

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Solution

The fourth proportional to 495,965.87, 684,439.71 and 269,616.23 is: 372,074.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,965.87 : 684,439.71 = 269,616.23 : x
  2. Step 2: Convert to fraction form
    495,965.87/684,439.71 = 269,616.23/x
  3. Step 3: Cross multiply
    495,965.87x = 684,439.71 × 269,616.23
  4. Step 4: Simplify right side
    495,965.87x = 184,536,054,272.49
  5. Step 5: Solve for x
    x = 184,536,054,272.49/495,965.87
  6. Step 6: Final answer
    x = 372,074.10

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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.