Home / 359,269.02-495,638.46-263,609.64

Finding the Fourth Proportional to 359,269.02, 495,638.46 and 263,609.64

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Solution

The fourth proportional to 359,269.02, 495,638.46 and 263,609.64 is: 363,669.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,269.02 : 495,638.46 = 263,609.64 : x
  2. Step 2: Convert to fraction form
    359,269.02/495,638.46 = 263,609.64/x
  3. Step 3: Cross multiply
    359,269.02x = 495,638.46 × 263,609.64
  4. Step 4: Simplify right side
    359,269.02x = 130,655,076,010.75
  5. Step 5: Solve for x
    x = 130,655,076,010.75/359,269.02
  6. Step 6: Final answer
    x = 363,669.20

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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.