Home / 495,344.34-683,578.98-268,989.84

Finding the Fourth Proportional to 495,344.34, 683,578.98 and 268,989.84

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Solution

The fourth proportional to 495,344.34, 683,578.98 and 268,989.84 is: 371,208.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,344.34 : 683,578.98 = 268,989.84 : x
  2. Step 2: Convert to fraction form
    495,344.34/683,578.98 = 268,989.84/x
  3. Step 3: Cross multiply
    495,344.34x = 683,578.98 × 268,989.84
  4. Step 4: Simplify right side
    495,344.34x = 183,875,800,457.56
  5. Step 5: Solve for x
    x = 183,875,800,457.56/495,344.34
  6. Step 6: Final answer
    x = 371,208.04

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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.