Home / 700,731.10-967,008.67-378,441.27

Finding the Fourth Proportional to 700,731.10, 967,008.67 and 378,441.27

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Solution

The fourth proportional to 700,731.10, 967,008.67 and 378,441.27 is: 522,248.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,731.10 : 967,008.67 = 378,441.27 : x
  2. Step 2: Convert to fraction form
    700,731.10/967,008.67 = 378,441.27/x
  3. Step 3: Cross multiply
    700,731.10x = 967,008.67 × 378,441.27
  4. Step 4: Simplify right side
    700,731.10x = 365,955,989,175.81
  5. Step 5: Solve for x
    x = 365,955,989,175.81/700,731.10
  6. Step 6: Final answer
    x = 522,248.82

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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.