Home / 779,258.84-1,167,947.70-379,300.28

Finding the Fourth Proportional to 779,258.84, 1,167,947.70 and 379,300.28

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Solution

The fourth proportional to 779,258.84, 1,167,947.70 and 379,300.28 is: 568,492.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,258.84 : 1,167,947.70 = 379,300.28 : x
  2. Step 2: Convert to fraction form
    779,258.84/1,167,947.70 = 379,300.28/x
  3. Step 3: Cross multiply
    779,258.84x = 1,167,947.70 × 379,300.28
  4. Step 4: Simplify right side
    779,258.84x = 443,002,889,635.36
  5. Step 5: Solve for x
    x = 443,002,889,635.36/779,258.84
  6. Step 6: Final answer
    x = 568,492.61

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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.