Home / 1,059,438.36-1,589,206.50-349,528.44

Finding the Fourth Proportional to 1,059,438.36, 1,589,206.50 and 349,528.44

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Solution

The fourth proportional to 1,059,438.36, 1,589,206.50 and 349,528.44 is: 524,308.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,438.36 : 1,589,206.50 = 349,528.44 : x
  2. Step 2: Convert to fraction form
    1,059,438.36/1,589,206.50 = 349,528.44/x
  3. Step 3: Cross multiply
    1,059,438.36x = 1,589,206.50 × 349,528.44
  4. Step 4: Simplify right side
    1,059,438.36x = 555,472,868,782.86
  5. Step 5: Solve for x
    x = 555,472,868,782.86/1,059,438.36
  6. Step 6: Final answer
    x = 524,308.81

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Double scale
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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.