Home / 671,872.16-1,007,950.40-222,567.60

Finding the Fourth Proportional to 671,872.16, 1,007,950.40 and 222,567.60

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Solution

The fourth proportional to 671,872.16, 1,007,950.40 and 222,567.60 is: 333,898.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,872.16 : 1,007,950.40 = 222,567.60 : x
  2. Step 2: Convert to fraction form
    671,872.16/1,007,950.40 = 222,567.60/x
  3. Step 3: Cross multiply
    671,872.16x = 1,007,950.40 × 222,567.60
  4. Step 4: Simplify right side
    671,872.16x = 224,337,101,447.04
  5. Step 5: Solve for x
    x = 224,337,101,447.04/671,872.16
  6. Step 6: Final answer
    x = 333,898.49

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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.