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Finding the Fourth Proportional to 594,848.64, 820,885.38 and 322,910.70

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Solution

The fourth proportional to 594,848.64, 820,885.38 and 322,910.70 is: 445,613.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,848.64 : 820,885.38 = 322,910.70 : x
  2. Step 2: Convert to fraction form
    594,848.64/820,885.38 = 322,910.70/x
  3. Step 3: Cross multiply
    594,848.64x = 820,885.38 × 322,910.70
  4. Step 4: Simplify right side
    594,848.64x = 265,072,672,675.57
  5. Step 5: Solve for x
    x = 265,072,672,675.57/594,848.64
  6. Step 6: Final answer
    x = 445,613.65

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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.