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Finding the Fourth Proportional to 496,821.04, 685,612.02 and 270,468.16

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Solution

The fourth proportional to 496,821.04, 685,612.02 and 270,468.16 is: 373,245.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,821.04 : 685,612.02 = 270,468.16 : x
  2. Step 2: Convert to fraction form
    496,821.04/685,612.02 = 270,468.16/x
  3. Step 3: Cross multiply
    496,821.04x = 685,612.02 × 270,468.16
  4. Step 4: Simplify right side
    496,821.04x = 185,436,221,523.28
  5. Step 5: Solve for x
    x = 185,436,221,523.28/496,821.04
  6. Step 6: Final answer
    x = 373,245.51

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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.