Home / 679,594.59-1,019,387.30-230,631.54

Finding the Fourth Proportional to 679,594.59, 1,019,387.30 and 230,631.54

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Solution

The fourth proportional to 679,594.59, 1,019,387.30 and 230,631.54 is: 345,945.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,594.59 : 1,019,387.30 = 230,631.54 : x
  2. Step 2: Convert to fraction form
    679,594.59/1,019,387.30 = 230,631.54/x
  3. Step 3: Cross multiply
    679,594.59x = 1,019,387.30 × 230,631.54
  4. Step 4: Simplify right side
    679,594.59x = 235,102,861,702.28
  5. Step 5: Solve for x
    x = 235,102,861,702.28/679,594.59
  6. Step 6: Final answer
    x = 345,945.75

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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.