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Finding the Fourth Proportional to 594,767.30, 820,757.63 and 336,638.70

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Solution

The fourth proportional to 594,767.30, 820,757.63 and 336,638.70 is: 464,549.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,767.30 : 820,757.63 = 336,638.70 : x
  2. Step 2: Convert to fraction form
    594,767.30/820,757.63 = 336,638.70/x
  3. Step 3: Cross multiply
    594,767.30x = 820,757.63 × 336,638.70
  4. Step 4: Simplify right side
    594,767.30x = 276,298,781,578.28
  5. Step 5: Solve for x
    x = 276,298,781,578.28/594,767.30
  6. Step 6: Final answer
    x = 464,549.38

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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.