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Finding the Fourth Proportional to 593,502.08, 889,631.04 and 219,286.40

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Solution

The fourth proportional to 593,502.08, 889,631.04 and 219,286.40 is: 328,699.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,502.08 : 889,631.04 = 219,286.40 : x
  2. Step 2: Convert to fraction form
    593,502.08/889,631.04 = 219,286.40/x
  3. Step 3: Cross multiply
    593,502.08x = 889,631.04 × 219,286.40
  4. Step 4: Simplify right side
    593,502.08x = 195,083,988,089.86
  5. Step 5: Solve for x
    x = 195,083,988,089.86/593,502.08
  6. Step 6: Final answer
    x = 328,699.75

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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.