Home / 434,699.20-651,789.60-224,747.20

Finding the Fourth Proportional to 434,699.20, 651,789.60 and 224,747.20

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Solution

The fourth proportional to 434,699.20, 651,789.60 and 224,747.20 is: 336,986.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,699.20 : 651,789.60 = 224,747.20 : x
  2. Step 2: Convert to fraction form
    434,699.20/651,789.60 = 224,747.20/x
  3. Step 3: Cross multiply
    434,699.20x = 651,789.60 × 224,747.20
  4. Step 4: Simplify right side
    434,699.20x = 146,487,887,589.12
  5. Step 5: Solve for x
    x = 146,487,887,589.12/434,699.20
  6. Step 6: Final answer
    x = 336,986.79

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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.