Home / 662,899.85-914,733.61-372,465.26

Finding the Fourth Proportional to 662,899.85, 914,733.61 and 372,465.26

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Solution

The fourth proportional to 662,899.85, 914,733.61 and 372,465.26 is: 513,963.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,899.85 : 914,733.61 = 372,465.26 : x
  2. Step 2: Convert to fraction form
    662,899.85/914,733.61 = 372,465.26/x
  3. Step 3: Cross multiply
    662,899.85x = 914,733.61 × 372,465.26
  4. Step 4: Simplify right side
    662,899.85x = 340,706,489,804.81
  5. Step 5: Solve for x
    x = 340,706,489,804.81/662,899.85
  6. Step 6: Final answer
    x = 513,963.75

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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.