Home / 1,507,105.36-2,260,627.26-442,123.84

Finding the Fourth Proportional to 1,507,105.36, 2,260,627.26 and 442,123.84

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Solution

The fourth proportional to 1,507,105.36, 2,260,627.26 and 442,123.84 is: 663,176.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,105.36 : 2,260,627.26 = 442,123.84 : x
  2. Step 2: Convert to fraction form
    1,507,105.36/2,260,627.26 = 442,123.84/x
  3. Step 3: Cross multiply
    1,507,105.36x = 2,260,627.26 × 442,123.84
  4. Step 4: Simplify right side
    1,507,105.36x = 999,477,204,999.88
  5. Step 5: Solve for x
    x = 999,477,204,999.88/1,507,105.36
  6. Step 6: Final answer
    x = 663,176.73

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Double scale
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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.