Home / 413,427.40-619,703.70-160,610.20

Finding the Fourth Proportional to 413,427.40, 619,703.70 and 160,610.20

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Solution

The fourth proportional to 413,427.40, 619,703.70 and 160,610.20 is: 240,745.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,427.40 : 619,703.70 = 160,610.20 : x
  2. Step 2: Convert to fraction form
    413,427.40/619,703.70 = 160,610.20/x
  3. Step 3: Cross multiply
    413,427.40x = 619,703.70 × 160,610.20
  4. Step 4: Simplify right side
    413,427.40x = 99,530,735,197.74
  5. Step 5: Solve for x
    x = 99,530,735,197.74/413,427.40
  6. Step 6: Final answer
    x = 240,745.38

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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.