Home / 942,152.05-1,412,372.82-342,689.41

Finding the Fourth Proportional to 942,152.05, 1,412,372.82 and 342,689.41

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Solution

The fourth proportional to 942,152.05, 1,412,372.82 and 342,689.41 is: 513,723.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,152.05 : 1,412,372.82 = 342,689.41 : x
  2. Step 2: Convert to fraction form
    942,152.05/1,412,372.82 = 342,689.41/x
  3. Step 3: Cross multiply
    942,152.05x = 1,412,372.82 × 342,689.41
  4. Step 4: Simplify right side
    942,152.05x = 484,005,208,385.84
  5. Step 5: Solve for x
    x = 484,005,208,385.84/942,152.05
  6. Step 6: Final answer
    x = 513,723.03

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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.