Home / 944,690.47-1,417,035.74-313,604.28

Finding the Fourth Proportional to 944,690.47, 1,417,035.74 and 313,604.28

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Solution

The fourth proportional to 944,690.47, 1,417,035.74 and 313,604.28 is: 470,406.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,690.47 : 1,417,035.74 = 313,604.28 : x
  2. Step 2: Convert to fraction form
    944,690.47/1,417,035.74 = 313,604.28/x
  3. Step 3: Cross multiply
    944,690.47x = 1,417,035.74 × 313,604.28
  4. Step 4: Simplify right side
    944,690.47x = 444,388,471,408.95
  5. Step 5: Solve for x
    x = 444,388,471,408.95/944,690.47
  6. Step 6: Final answer
    x = 470,406.43

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Similar ratio
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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.