Home / 679,621.36-1,019,542.31-224,076.55

Finding the Fourth Proportional to 679,621.36, 1,019,542.31 and 224,076.55

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Solution

The fourth proportional to 679,621.36, 1,019,542.31 and 224,076.55 is: 336,151.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,621.36 : 1,019,542.31 = 224,076.55 : x
  2. Step 2: Convert to fraction form
    679,621.36/1,019,542.31 = 224,076.55/x
  3. Step 3: Cross multiply
    679,621.36x = 1,019,542.31 × 224,076.55
  4. Step 4: Simplify right side
    679,621.36x = 228,455,523,403.83
  5. Step 5: Solve for x
    x = 228,455,523,403.83/679,621.36
  6. Step 6: Final answer
    x = 336,151.18

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1.5x scale

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.