Home / 495,945.60-743,860.80-141,014.40

Finding the Fourth Proportional to 495,945.60, 743,860.80 and 141,014.40

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Solution

The fourth proportional to 495,945.60, 743,860.80 and 141,014.40 is: 211,505.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,945.60 : 743,860.80 = 141,014.40 : x
  2. Step 2: Convert to fraction form
    495,945.60/743,860.80 = 141,014.40/x
  3. Step 3: Cross multiply
    495,945.60x = 743,860.80 × 141,014.40
  4. Step 4: Simplify right side
    495,945.60x = 104,895,084,395.52
  5. Step 5: Solve for x
    x = 104,895,084,395.52/495,945.60
  6. Step 6: Final answer
    x = 211,505.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.