Home / 864,949.74-1,297,724.13-359,783.34

Finding the Fourth Proportional to 864,949.74, 1,297,724.13 and 359,783.34

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Solution

The fourth proportional to 864,949.74, 1,297,724.13 and 359,783.34 is: 539,799.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,949.74 : 1,297,724.13 = 359,783.34 : x
  2. Step 2: Convert to fraction form
    864,949.74/1,297,724.13 = 359,783.34/x
  3. Step 3: Cross multiply
    864,949.74x = 1,297,724.13 × 359,783.34
  4. Step 4: Simplify right side
    864,949.74x = 466,899,521,889.99
  5. Step 5: Solve for x
    x = 466,899,521,889.99/864,949.74
  6. Step 6: Final answer
    x = 539,799.60

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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.