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Finding the Fourth Proportional to 671,920.02, 927,249.71 and 370,114.02

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Solution

The fourth proportional to 671,920.02, 927,249.71 and 370,114.02 is: 510,757.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,920.02 : 927,249.71 = 370,114.02 : x
  2. Step 2: Convert to fraction form
    671,920.02/927,249.71 = 370,114.02/x
  3. Step 3: Cross multiply
    671,920.02x = 927,249.71 × 370,114.02
  4. Step 4: Simplify right side
    671,920.02x = 343,188,115,861.36
  5. Step 5: Solve for x
    x = 343,188,115,861.36/671,920.02
  6. Step 6: Final answer
    x = 510,757.39

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1.5x scale

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.