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Finding the Fourth Proportional to 594,821, 820,858.74 and 326,554.76

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Solution

The fourth proportional to 594,821, 820,858.74 and 326,554.76 is: 450,648.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,821 : 820,858.74 = 326,554.76 : x
  2. Step 2: Convert to fraction form
    594,821/820,858.74 = 326,554.76/x
  3. Step 3: Cross multiply
    594,821x = 820,858.74 × 326,554.76
  4. Step 4: Simplify right side
    594,821x = 268,055,328,834.60
  5. Step 5: Solve for x
    x = 268,055,328,834.60/594,821
  6. Step 6: Final answer
    x = 450,648.73

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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.