Home / 662,393.23-914,100.02-371,964.39

Finding the Fourth Proportional to 662,393.23, 914,100.02 and 371,964.39

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Solution

The fourth proportional to 662,393.23, 914,100.02 and 371,964.39 is: 513,309.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,393.23 : 914,100.02 = 371,964.39 : x
  2. Step 2: Convert to fraction form
    662,393.23/914,100.02 = 371,964.39/x
  3. Step 3: Cross multiply
    662,393.23x = 914,100.02 × 371,964.39
  4. Step 4: Simplify right side
    662,393.23x = 340,012,652,445.46
  5. Step 5: Solve for x
    x = 340,012,652,445.46/662,393.23
  6. Step 6: Final answer
    x = 513,309.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.