Home / 896,305.70-1,344,458.55-446,852.90

Finding the Fourth Proportional to 896,305.70, 1,344,458.55 and 446,852.90

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Solution

The fourth proportional to 896,305.70, 1,344,458.55 and 446,852.90 is: 670,279.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,305.70 : 1,344,458.55 = 446,852.90 : x
  2. Step 2: Convert to fraction form
    896,305.70/1,344,458.55 = 446,852.90/x
  3. Step 3: Cross multiply
    896,305.70x = 1,344,458.55 × 446,852.90
  4. Step 4: Simplify right side
    896,305.70x = 600,775,201,997.30
  5. Step 5: Solve for x
    x = 600,775,201,997.30/896,305.70
  6. Step 6: Final answer
    x = 670,279.35

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Double scale
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Similar ratio
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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.