Home / 495,873.28-684,305.07-294,669.28

Finding the Fourth Proportional to 495,873.28, 684,305.07 and 294,669.28

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Solution

The fourth proportional to 495,873.28, 684,305.07 and 294,669.28 is: 406,643.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,873.28 : 684,305.07 = 294,669.28 : x
  2. Step 2: Convert to fraction form
    495,873.28/684,305.07 = 294,669.28/x
  3. Step 3: Cross multiply
    495,873.28x = 684,305.07 × 294,669.28
  4. Step 4: Simplify right side
    495,873.28x = 201,643,682,277.25
  5. Step 5: Solve for x
    x = 201,643,682,277.25/495,873.28
  6. Step 6: Final answer
    x = 406,643.57

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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.