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Finding the Fourth Proportional to 600,418.64, 901,658.28 and 533,102.78

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Solution

The fourth proportional to 600,418.64, 901,658.28 and 533,102.78 is: 800,568.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,418.64 : 901,658.28 = 533,102.78 : x
  2. Step 2: Convert to fraction form
    600,418.64/901,658.28 = 533,102.78/x
  3. Step 3: Cross multiply
    600,418.64x = 901,658.28 × 533,102.78
  4. Step 4: Simplify right side
    600,418.64x = 480,676,535,678.02
  5. Step 5: Solve for x
    x = 480,676,535,678.02/600,418.64
  6. Step 6: Final answer
    x = 800,568.98

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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.