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Finding the Fourth Proportional to 595,814.40, 893,721.60 and 329,437.80

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Solution

The fourth proportional to 595,814.40, 893,721.60 and 329,437.80 is: 494,156.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,814.40 : 893,721.60 = 329,437.80 : x
  2. Step 2: Convert to fraction form
    595,814.40/893,721.60 = 329,437.80/x
  3. Step 3: Cross multiply
    595,814.40x = 893,721.60 × 329,437.80
  4. Step 4: Simplify right side
    595,814.40x = 294,425,677,716.48
  5. Step 5: Solve for x
    x = 294,425,677,716.48/595,814.40
  6. Step 6: Final answer
    x = 494,156.70

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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.