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Finding the Fourth Proportional to 574,797.15, 793,234.08 and 320,152.59

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Solution

The fourth proportional to 574,797.15, 793,234.08 and 320,152.59 is: 441,818.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,797.15 : 793,234.08 = 320,152.59 : x
  2. Step 2: Convert to fraction form
    574,797.15/793,234.08 = 320,152.59/x
  3. Step 3: Cross multiply
    574,797.15x = 793,234.08 × 320,152.59
  4. Step 4: Simplify right side
    574,797.15x = 253,955,945,188.27
  5. Step 5: Solve for x
    x = 253,955,945,188.27/574,797.15
  6. Step 6: Final answer
    x = 441,818.38

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1.5x scale

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.