Home / 851,688.44-1,274,875.43-627,302.24

Finding the Fourth Proportional to 851,688.44, 1,274,875.43 and 627,302.24

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Solution

The fourth proportional to 851,688.44, 1,274,875.43 and 627,302.24 is: 938,996.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,688.44 : 1,274,875.43 = 627,302.24 : x
  2. Step 2: Convert to fraction form
    851,688.44/1,274,875.43 = 627,302.24/x
  3. Step 3: Cross multiply
    851,688.44x = 1,274,875.43 × 627,302.24
  4. Step 4: Simplify right side
    851,688.44x = 799,732,212,959.96
  5. Step 5: Solve for x
    x = 799,732,212,959.96/851,688.44
  6. Step 6: Final answer
    x = 938,996.20

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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.