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Finding the Fourth Proportional to 595,864.59, 893,515.14 and 216,520.98

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Solution

The fourth proportional to 595,864.59, 893,515.14 and 216,520.98 is: 324,679.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,864.59 : 893,515.14 = 216,520.98 : x
  2. Step 2: Convert to fraction form
    595,864.59/893,515.14 = 216,520.98/x
  3. Step 3: Cross multiply
    595,864.59x = 893,515.14 × 216,520.98
  4. Step 4: Simplify right side
    595,864.59x = 193,464,773,757.64
  5. Step 5: Solve for x
    x = 193,464,773,757.64/595,864.59
  6. Step 6: Final answer
    x = 324,679.09

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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.