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Finding the Fourth Proportional to 495,846.27, 684,264.65 and 269,491.77

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Solution

The fourth proportional to 495,846.27, 684,264.65 and 269,491.77 is: 371,896.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,846.27 : 684,264.65 = 269,491.77 : x
  2. Step 2: Convert to fraction form
    495,846.27/684,264.65 = 269,491.77/x
  3. Step 3: Cross multiply
    495,846.27x = 684,264.65 × 269,491.77
  4. Step 4: Simplify right side
    495,846.27x = 184,403,690,329.47
  5. Step 5: Solve for x
    x = 184,403,690,329.47/495,846.27
  6. Step 6: Final answer
    x = 371,896.90

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1.5x scale

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.