Home / 495,678.23-684,040.14-269,323.73

Finding the Fourth Proportional to 495,678.23, 684,040.14 and 269,323.73

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Solution

The fourth proportional to 495,678.23, 684,040.14 and 269,323.73 is: 371,669.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,678.23 : 684,040.14 = 269,323.73 : x
  2. Step 2: Convert to fraction form
    495,678.23/684,040.14 = 269,323.73/x
  3. Step 3: Cross multiply
    495,678.23x = 684,040.14 × 269,323.73
  4. Step 4: Simplify right side
    495,678.23x = 184,228,244,967.20
  5. Step 5: Solve for x
    x = 184,228,244,967.20/495,678.23
  6. Step 6: Final answer
    x = 371,669.02

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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.