Home / 1,005,460.28-1,508,190.72-295,488.32

Finding the Fourth Proportional to 1,005,460.28, 1,508,190.72 and 295,488.32

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Solution

The fourth proportional to 1,005,460.28, 1,508,190.72 and 295,488.32 is: 443,232.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,460.28 : 1,508,190.72 = 295,488.32 : x
  2. Step 2: Convert to fraction form
    1,005,460.28/1,508,190.72 = 295,488.32/x
  3. Step 3: Cross multiply
    1,005,460.28x = 1,508,190.72 × 295,488.32
  4. Step 4: Simplify right side
    1,005,460.28x = 445,652,742,092.39
  5. Step 5: Solve for x
    x = 445,652,742,092.39/1,005,460.28
  6. Step 6: Final answer
    x = 443,232.57

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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.