Home / 1,151,344.20-1,727,145.90-352,619.40

Finding the Fourth Proportional to 1,151,344.20, 1,727,145.90 and 352,619.40

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Solution

The fourth proportional to 1,151,344.20, 1,727,145.90 and 352,619.40 is: 528,968.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,344.20 : 1,727,145.90 = 352,619.40 : x
  2. Step 2: Convert to fraction form
    1,151,344.20/1,727,145.90 = 352,619.40/x
  3. Step 3: Cross multiply
    1,151,344.20x = 1,727,145.90 × 352,619.40
  4. Step 4: Simplify right side
    1,151,344.20x = 609,025,150,970.46
  5. Step 5: Solve for x
    x = 609,025,150,970.46/1,151,344.20
  6. Step 6: Final answer
    x = 528,968.79

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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.