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Finding the Fourth Proportional to 355,297.04, 532,682.04 and 215,022.32

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Solution

The fourth proportional to 355,297.04, 532,682.04 and 215,022.32 is: 322,374.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,297.04 : 532,682.04 = 215,022.32 : x
  2. Step 2: Convert to fraction form
    355,297.04/532,682.04 = 215,022.32/x
  3. Step 3: Cross multiply
    355,297.04x = 532,682.04 × 215,022.32
  4. Step 4: Simplify right side
    355,297.04x = 114,538,528,063.13
  5. Step 5: Solve for x
    x = 114,538,528,063.13/355,297.04
  6. Step 6: Final answer
    x = 322,374.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.