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Finding the Fourth Proportional to 594,689.24, 820,297.88 and 352,800.56

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Solution

The fourth proportional to 594,689.24, 820,297.88 and 352,800.56 is: 486,643.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,689.24 : 820,297.88 = 352,800.56 : x
  2. Step 2: Convert to fraction form
    594,689.24/820,297.88 = 352,800.56/x
  3. Step 3: Cross multiply
    594,689.24x = 820,297.88 × 352,800.56
  4. Step 4: Simplify right side
    594,689.24x = 289,401,555,025.06
  5. Step 5: Solve for x
    x = 289,401,555,025.06/594,689.24
  6. Step 6: Final answer
    x = 486,643.33

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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.