Home / 749,882.31-1,034,811.86-427,696.22

Finding the Fourth Proportional to 749,882.31, 1,034,811.86 and 427,696.22

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Solution

The fourth proportional to 749,882.31, 1,034,811.86 and 427,696.22 is: 590,206.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,882.31 : 1,034,811.86 = 427,696.22 : x
  2. Step 2: Convert to fraction form
    749,882.31/1,034,811.86 = 427,696.22/x
  3. Step 3: Cross multiply
    749,882.31x = 1,034,811.86 × 427,696.22
  4. Step 4: Simplify right side
    749,882.31x = 442,585,113,620.63
  5. Step 5: Solve for x
    x = 442,585,113,620.63/749,882.31
  6. Step 6: Final answer
    x = 590,206.10

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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.