Home / 779,734.56-1,168,659.36-379,776

Finding the Fourth Proportional to 779,734.56, 1,168,659.36 and 379,776

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Solution

The fourth proportional to 779,734.56, 1,168,659.36 and 379,776 is: 569,204.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,734.56 : 1,168,659.36 = 379,776 : x
  2. Step 2: Convert to fraction form
    779,734.56/1,168,659.36 = 379,776/x
  3. Step 3: Cross multiply
    779,734.56x = 1,168,659.36 × 379,776
  4. Step 4: Simplify right side
    779,734.56x = 443,828,777,103.36
  5. Step 5: Solve for x
    x = 443,828,777,103.36/779,734.56
  6. Step 6: Final answer
    x = 569,204.96

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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.