Home / 717,364.56-1,076,188.77-205,034.34

Finding the Fourth Proportional to 717,364.56, 1,076,188.77 and 205,034.34

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Solution

The fourth proportional to 717,364.56, 1,076,188.77 and 205,034.34 is: 307,592.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,364.56 : 1,076,188.77 = 205,034.34 : x
  2. Step 2: Convert to fraction form
    717,364.56/1,076,188.77 = 205,034.34/x
  3. Step 3: Cross multiply
    717,364.56x = 1,076,188.77 × 205,034.34
  4. Step 4: Simplify right side
    717,364.56x = 220,655,654,172.36
  5. Step 5: Solve for x
    x = 220,655,654,172.36/717,364.56
  6. Step 6: Final answer
    x = 307,592.08

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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.