Home / 909,968.85-1,364,461.20-377,543.70

Finding the Fourth Proportional to 909,968.85, 1,364,461.20 and 377,543.70

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Solution

The fourth proportional to 909,968.85, 1,364,461.20 and 377,543.70 is: 566,111.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,968.85 : 1,364,461.20 = 377,543.70 : x
  2. Step 2: Convert to fraction form
    909,968.85/1,364,461.20 = 377,543.70/x
  3. Step 3: Cross multiply
    909,968.85x = 1,364,461.20 × 377,543.70
  4. Step 4: Simplify right side
    909,968.85x = 515,143,729,954.44
  5. Step 5: Solve for x
    x = 515,143,729,954.44/909,968.85
  6. Step 6: Final answer
    x = 566,111.39

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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.