Home / 397,218.06-595,639.85-144,320.27

Finding the Fourth Proportional to 397,218.06, 595,639.85 and 144,320.27

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Solution

The fourth proportional to 397,218.06, 595,639.85 and 144,320.27 is: 216,412.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,218.06 : 595,639.85 = 144,320.27 : x
  2. Step 2: Convert to fraction form
    397,218.06/595,639.85 = 144,320.27/x
  3. Step 3: Cross multiply
    397,218.06x = 595,639.85 × 144,320.27
  4. Step 4: Simplify right side
    397,218.06x = 85,962,900,274.96
  5. Step 5: Solve for x
    x = 85,962,900,274.96/397,218.06
  6. Step 6: Final answer
    x = 216,412.37

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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.