Home / 572,135.94-789,557.61-314,037.03

Finding the Fourth Proportional to 572,135.94, 789,557.61 and 314,037.03

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Solution

The fourth proportional to 572,135.94, 789,557.61 and 314,037.03 is: 433,376.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,135.94 : 789,557.61 = 314,037.03 : x
  2. Step 2: Convert to fraction form
    572,135.94/789,557.61 = 314,037.03/x
  3. Step 3: Cross multiply
    572,135.94x = 789,557.61 × 314,037.03
  4. Step 4: Simplify right side
    572,135.94x = 247,950,326,858.30
  5. Step 5: Solve for x
    x = 247,950,326,858.30/572,135.94
  6. Step 6: Final answer
    x = 433,376.60

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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.