Home / 572,000.94-789,346.26-313,877.10

Finding the Fourth Proportional to 572,000.94, 789,346.26 and 313,877.10

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Solution

The fourth proportional to 572,000.94, 789,346.26 and 313,877.10 is: 433,142.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,000.94 : 789,346.26 = 313,877.10 : x
  2. Step 2: Convert to fraction form
    572,000.94/789,346.26 = 313,877.10/x
  3. Step 3: Cross multiply
    572,000.94x = 789,346.26 × 313,877.10
  4. Step 4: Simplify right side
    572,000.94x = 247,757,714,984.65
  5. Step 5: Solve for x
    x = 247,757,714,984.65/572,000.94
  6. Step 6: Final answer
    x = 433,142.15

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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.