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Finding the Fourth Proportional to 352,473.98, 486,410.77 and 191,325.58

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Solution

The fourth proportional to 352,473.98, 486,410.77 and 191,325.58 is: 264,027.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,473.98 : 486,410.77 = 191,325.58 : x
  2. Step 2: Convert to fraction form
    352,473.98/486,410.77 = 191,325.58/x
  3. Step 3: Cross multiply
    352,473.98x = 486,410.77 × 191,325.58
  4. Step 4: Simplify right side
    352,473.98x = 93,062,821,711.63
  5. Step 5: Solve for x
    x = 93,062,821,711.63/352,473.98
  6. Step 6: Final answer
    x = 264,027.49

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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.