Home / 977,120.51-1,465,819.89-303,260.05

Finding the Fourth Proportional to 977,120.51, 1,465,819.89 and 303,260.05

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Solution

The fourth proportional to 977,120.51, 1,465,819.89 and 303,260.05 is: 454,933.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,120.51 : 1,465,819.89 = 303,260.05 : x
  2. Step 2: Convert to fraction form
    977,120.51/1,465,819.89 = 303,260.05/x
  3. Step 3: Cross multiply
    977,120.51x = 1,465,819.89 × 303,260.05
  4. Step 4: Simplify right side
    977,120.51x = 444,524,604,287.00
  5. Step 5: Solve for x
    x = 444,524,604,287.00/977,120.51
  6. Step 6: Final answer
    x = 454,933.24

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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.