Home / 901,415.70-1,352,123.55-600,921.90

Finding the Fourth Proportional to 901,415.70, 1,352,123.55 and 600,921.90

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Solution

The fourth proportional to 901,415.70, 1,352,123.55 and 600,921.90 is: 901,382.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,415.70 : 1,352,123.55 = 600,921.90 : x
  2. Step 2: Convert to fraction form
    901,415.70/1,352,123.55 = 600,921.90/x
  3. Step 3: Cross multiply
    901,415.70x = 1,352,123.55 × 600,921.90
  4. Step 4: Simplify right side
    901,415.70x = 812,520,652,700.75
  5. Step 5: Solve for x
    x = 812,520,652,700.75/901,415.70
  6. Step 6: Final answer
    x = 901,382.85

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1.5x scale

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.