Home / 495,865.12-684,298.38-269,511.16

Finding the Fourth Proportional to 495,865.12, 684,298.38 and 269,511.16

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Solution

The fourth proportional to 495,865.12, 684,298.38 and 269,511.16 is: 371,927.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,865.12 : 684,298.38 = 269,511.16 : x
  2. Step 2: Convert to fraction form
    495,865.12/684,298.38 = 269,511.16/x
  3. Step 3: Cross multiply
    495,865.12x = 684,298.38 × 269,511.16
  4. Step 4: Simplify right side
    495,865.12x = 184,426,050,179.92
  5. Step 5: Solve for x
    x = 184,426,050,179.92/495,865.12
  6. Step 6: Final answer
    x = 371,927.85

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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.