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Finding the Fourth Proportional to 593,122.72, 818,708.97 and 360,548.86

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Solution

The fourth proportional to 593,122.72, 818,708.97 and 360,548.86 is: 497,678.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,122.72 : 818,708.97 = 360,548.86 : x
  2. Step 2: Convert to fraction form
    593,122.72/818,708.97 = 360,548.86/x
  3. Step 3: Cross multiply
    593,122.72x = 818,708.97 × 360,548.86
  4. Step 4: Simplify right side
    593,122.72x = 295,184,585,805.27
  5. Step 5: Solve for x
    x = 295,184,585,805.27/593,122.72
  6. Step 6: Final answer
    x = 497,678.77

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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.