Home / 1,023,609.12-1,535,358.29-313,639.22

Finding the Fourth Proportional to 1,023,609.12, 1,535,358.29 and 313,639.22

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Solution

The fourth proportional to 1,023,609.12, 1,535,358.29 and 313,639.22 is: 470,441.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,609.12 : 1,535,358.29 = 313,639.22 : x
  2. Step 2: Convert to fraction form
    1,023,609.12/1,535,358.29 = 313,639.22/x
  3. Step 3: Cross multiply
    1,023,609.12x = 1,535,358.29 × 313,639.22
  4. Step 4: Simplify right side
    1,023,609.12x = 481,548,567,251.15
  5. Step 5: Solve for x
    x = 481,548,567,251.15/1,023,609.12
  6. Step 6: Final answer
    x = 470,441.85

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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.