Home / 495,649.55-683,987.95-269,293.43

Finding the Fourth Proportional to 495,649.55, 683,987.95 and 269,293.43

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Solution

The fourth proportional to 495,649.55, 683,987.95 and 269,293.43 is: 371,620.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,649.55 : 683,987.95 = 269,293.43 : x
  2. Step 2: Convert to fraction form
    495,649.55/683,987.95 = 269,293.43/x
  3. Step 3: Cross multiply
    495,649.55x = 683,987.95 × 269,293.43
  4. Step 4: Simplify right side
    495,649.55x = 184,193,461,134.17
  5. Step 5: Solve for x
    x = 184,193,461,134.17/495,649.55
  6. Step 6: Final answer
    x = 371,620.35

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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.