Home / 495,023.60-683,128.44-268,669.04

Finding the Fourth Proportional to 495,023.60, 683,128.44 and 268,669.04

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Solution

The fourth proportional to 495,023.60, 683,128.44 and 268,669.04 is: 370,761.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,023.60 : 683,128.44 = 268,669.04 : x
  2. Step 2: Convert to fraction form
    495,023.60/683,128.44 = 268,669.04/x
  3. Step 3: Cross multiply
    495,023.60x = 683,128.44 × 268,669.04
  4. Step 4: Simplify right side
    495,023.60x = 183,535,462,171.50
  5. Step 5: Solve for x
    x = 183,535,462,171.50/495,023.60
  6. Step 6: Final answer
    x = 370,761.03

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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.