Home / 240,350.20-360,050.10-210,801.40

Finding the Fourth Proportional to 240,350.20, 360,050.10 and 210,801.40

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Solution

The fourth proportional to 240,350.20, 360,050.10 and 210,801.40 is: 315,785.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,350.20 : 360,050.10 = 210,801.40 : x
  2. Step 2: Convert to fraction form
    240,350.20/360,050.10 = 210,801.40/x
  3. Step 3: Cross multiply
    240,350.20x = 360,050.10 × 210,801.40
  4. Step 4: Simplify right side
    240,350.20x = 75,899,065,150.14
  5. Step 5: Solve for x
    x = 75,899,065,150.14/240,350.20
  6. Step 6: Final answer
    x = 315,785.32

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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.