Home / 495,147.36-683,317.44-268,807.68

Finding the Fourth Proportional to 495,147.36, 683,317.44 and 268,807.68

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Solution

The fourth proportional to 495,147.36, 683,317.44 and 268,807.68 is: 370,962.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,147.36 : 683,317.44 = 268,807.68 : x
  2. Step 2: Convert to fraction form
    495,147.36/683,317.44 = 268,807.68/x
  3. Step 3: Cross multiply
    495,147.36x = 683,317.44 × 268,807.68
  4. Step 4: Simplify right side
    495,147.36x = 183,680,975,749.94
  5. Step 5: Solve for x
    x = 183,680,975,749.94/495,147.36
  6. Step 6: Final answer
    x = 370,962.24

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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.