Home / 495,858.12-684,288.72-269,504.16

Finding the Fourth Proportional to 495,858.12, 684,288.72 and 269,504.16

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Solution

The fourth proportional to 495,858.12, 684,288.72 and 269,504.16 is: 371,918.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,858.12 : 684,288.72 = 269,504.16 : x
  2. Step 2: Convert to fraction form
    495,858.12/684,288.72 = 269,504.16/x
  3. Step 3: Cross multiply
    495,858.12x = 684,288.72 × 269,504.16
  4. Step 4: Simplify right side
    495,858.12x = 184,418,656,681.08
  5. Step 5: Solve for x
    x = 184,418,656,681.08/495,858.12
  6. Step 6: Final answer
    x = 371,918.19

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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.