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Finding the Fourth Proportional to 594,612.39, 820,565.62 and 322,680.28

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Solution

The fourth proportional to 594,612.39, 820,565.62 and 322,680.28 is: 445,299.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,612.39 : 820,565.62 = 322,680.28 : x
  2. Step 2: Convert to fraction form
    594,612.39/820,565.62 = 322,680.28/x
  3. Step 3: Cross multiply
    594,612.39x = 820,565.62 × 322,680.28
  4. Step 4: Simplify right side
    594,612.39x = 264,780,343,607.96
  5. Step 5: Solve for x
    x = 264,780,343,607.96/594,612.39
  6. Step 6: Final answer
    x = 445,299.07

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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.