Home / 495,858.84-684,280.08-269,502.72

Finding the Fourth Proportional to 495,858.84, 684,280.08 and 269,502.72

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Solution

The fourth proportional to 495,858.84, 684,280.08 and 269,502.72 is: 371,910.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,858.84 : 684,280.08 = 269,502.72 : x
  2. Step 2: Convert to fraction form
    495,858.84/684,280.08 = 269,502.72/x
  3. Step 3: Cross multiply
    495,858.84x = 684,280.08 × 269,502.72
  4. Step 4: Simplify right side
    495,858.84x = 184,415,342,801.82
  5. Step 5: Solve for x
    x = 184,415,342,801.82/495,858.84
  6. Step 6: Final answer
    x = 371,910.97

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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.