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Finding the Fourth Proportional to 495,727.66, 684,108.48 and 269,373.16

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Solution

The fourth proportional to 495,727.66, 684,108.48 and 269,373.16 is: 371,737.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,727.66 : 684,108.48 = 269,373.16 : x
  2. Step 2: Convert to fraction form
    495,727.66/684,108.48 = 269,373.16/x
  3. Step 3: Cross multiply
    495,727.66x = 684,108.48 × 269,373.16
  4. Step 4: Simplify right side
    495,727.66x = 184,280,463,040.40
  5. Step 5: Solve for x
    x = 184,280,463,040.40/495,727.66
  6. Step 6: Final answer
    x = 371,737.30

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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.