Home / 495,044.16-683,161.56-268,689.72

Finding the Fourth Proportional to 495,044.16, 683,161.56 and 268,689.72

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Solution

The fourth proportional to 495,044.16, 683,161.56 and 268,689.72 is: 370,792.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,044.16 : 683,161.56 = 268,689.72 : x
  2. Step 2: Convert to fraction form
    495,044.16/683,161.56 = 268,689.72/x
  3. Step 3: Cross multiply
    495,044.16x = 683,161.56 × 268,689.72
  4. Step 4: Simplify right side
    495,044.16x = 183,558,488,271.16
  5. Step 5: Solve for x
    x = 183,558,488,271.16/495,044.16
  6. Step 6: Final answer
    x = 370,792.15

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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.