Home / 495,054.69-683,176.78-268,700.19

Finding the Fourth Proportional to 495,054.69, 683,176.78 and 268,700.19

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Solution

The fourth proportional to 495,054.69, 683,176.78 and 268,700.19 is: 370,806.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,054.69 : 683,176.78 = 268,700.19 : x
  2. Step 2: Convert to fraction form
    495,054.69/683,176.78 = 268,700.19/x
  3. Step 3: Cross multiply
    495,054.69x = 683,176.78 × 268,700.19
  4. Step 4: Simplify right side
    495,054.69x = 183,569,730,589.59
  5. Step 5: Solve for x
    x = 183,569,730,589.59/495,054.69
  6. Step 6: Final answer
    x = 370,806.97

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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.