Home / 969,029.20-1,453,025.40-407,429.20

Finding the Fourth Proportional to 969,029.20, 1,453,025.40 and 407,429.20

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Solution

The fourth proportional to 969,029.20, 1,453,025.40 and 407,429.20 is: 610,925.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,029.20 : 1,453,025.40 = 407,429.20 : x
  2. Step 2: Convert to fraction form
    969,029.20/1,453,025.40 = 407,429.20/x
  3. Step 3: Cross multiply
    969,029.20x = 1,453,025.40 × 407,429.20
  4. Step 4: Simplify right side
    969,029.20x = 592,004,976,301.68
  5. Step 5: Solve for x
    x = 592,004,976,301.68/969,029.20
  6. Step 6: Final answer
    x = 610,925.84

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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.