Home / 637,767.98-954,405.03-397,994.66

Finding the Fourth Proportional to 637,767.98, 954,405.03 and 397,994.66

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Solution

The fourth proportional to 637,767.98, 954,405.03 and 397,994.66 is: 595,589.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,767.98 : 954,405.03 = 397,994.66 : x
  2. Step 2: Convert to fraction form
    637,767.98/954,405.03 = 397,994.66/x
  3. Step 3: Cross multiply
    637,767.98x = 954,405.03 × 397,994.66
  4. Step 4: Simplify right side
    637,767.98x = 379,848,105,417.14
  5. Step 5: Solve for x
    x = 379,848,105,417.14/637,767.98
  6. Step 6: Final answer
    x = 595,589.80

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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.