Home / 851,931.77-1,175,669.19-464,755.46

Finding the Fourth Proportional to 851,931.77, 1,175,669.19 and 464,755.46

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Solution

The fourth proportional to 851,931.77, 1,175,669.19 and 464,755.46 is: 641,364.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,931.77 : 1,175,669.19 = 464,755.46 : x
  2. Step 2: Convert to fraction form
    851,931.77/1,175,669.19 = 464,755.46/x
  3. Step 3: Cross multiply
    851,931.77x = 1,175,669.19 × 464,755.46
  4. Step 4: Simplify right side
    851,931.77x = 546,398,673,736.69
  5. Step 5: Solve for x
    x = 546,398,673,736.69/851,931.77
  6. Step 6: Final answer
    x = 641,364.36

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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.