Home / 495,710.11-684,084.28-269,355.61

Finding the Fourth Proportional to 495,710.11, 684,084.28 and 269,355.61

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Solution

The fourth proportional to 495,710.11, 684,084.28 and 269,355.61 is: 371,713.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,710.11 : 684,084.28 = 269,355.61 : x
  2. Step 2: Convert to fraction form
    495,710.11/684,084.28 = 269,355.61/x
  3. Step 3: Cross multiply
    495,710.11x = 684,084.28 × 269,355.61
  4. Step 4: Simplify right side
    495,710.11x = 184,261,938,530.81
  5. Step 5: Solve for x
    x = 184,261,938,530.81/495,710.11
  6. Step 6: Final answer
    x = 371,713.09

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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.