Home / 495,792.90-683,942.37-323,811.63

Finding the Fourth Proportional to 495,792.90, 683,942.37 and 323,811.63

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Solution

The fourth proportional to 495,792.90, 683,942.37 and 323,811.63 is: 446,695.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,792.90 : 683,942.37 = 323,811.63 : x
  2. Step 2: Convert to fraction form
    495,792.90/683,942.37 = 323,811.63/x
  3. Step 3: Cross multiply
    495,792.90x = 683,942.37 × 323,811.63
  4. Step 4: Simplify right side
    495,792.90x = 221,468,493,655.76
  5. Step 5: Solve for x
    x = 221,468,493,655.76/495,792.90
  6. Step 6: Final answer
    x = 446,695.57

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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.