Home / 495,776.90-684,176.46-269,422.40

Finding the Fourth Proportional to 495,776.90, 684,176.46 and 269,422.40

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Solution

The fourth proportional to 495,776.90, 684,176.46 and 269,422.40 is: 371,805.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,776.90 : 684,176.46 = 269,422.40 : x
  2. Step 2: Convert to fraction form
    495,776.90/684,176.46 = 269,422.40/x
  3. Step 3: Cross multiply
    495,776.90x = 684,176.46 × 269,422.40
  4. Step 4: Simplify right side
    495,776.90x = 184,332,463,876.70
  5. Step 5: Solve for x
    x = 184,332,463,876.70/495,776.90
  6. Step 6: Final answer
    x = 371,805.27

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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.