Home / 1,069,481.60-1,604,163.36-359,436.32

Finding the Fourth Proportional to 1,069,481.60, 1,604,163.36 and 359,436.32

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Solution

The fourth proportional to 1,069,481.60, 1,604,163.36 and 359,436.32 is: 539,134.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,481.60 : 1,604,163.36 = 359,436.32 : x
  2. Step 2: Convert to fraction form
    1,069,481.60/1,604,163.36 = 359,436.32/x
  3. Step 3: Cross multiply
    1,069,481.60x = 1,604,163.36 × 359,436.32
  4. Step 4: Simplify right side
    1,069,481.60x = 576,594,574,797.24
  5. Step 5: Solve for x
    x = 576,594,574,797.24/1,069,481.60
  6. Step 6: Final answer
    x = 539,134.64

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Double scale
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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.