Home / 495,218.56-683,401.60-268,864.08

Finding the Fourth Proportional to 495,218.56, 683,401.60 and 268,864.08

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Solution

The fourth proportional to 495,218.56, 683,401.60 and 268,864.08 is: 371,032.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,218.56 : 683,401.60 = 268,864.08 : x
  2. Step 2: Convert to fraction form
    495,218.56/683,401.60 = 268,864.08/x
  3. Step 3: Cross multiply
    495,218.56x = 683,401.60 × 268,864.08
  4. Step 4: Simplify right side
    495,218.56x = 183,742,142,454.53
  5. Step 5: Solve for x
    x = 183,742,142,454.53/495,218.56
  6. Step 6: Final answer
    x = 371,032.42

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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.