Home / 982,354.32-1,473,531.82-441,979.40

Finding the Fourth Proportional to 982,354.32, 1,473,531.82 and 441,979.40

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Solution

The fourth proportional to 982,354.32, 1,473,531.82 and 441,979.40 is: 662,969.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,354.32 : 1,473,531.82 = 441,979.40 : x
  2. Step 2: Convert to fraction form
    982,354.32/1,473,531.82 = 441,979.40/x
  3. Step 3: Cross multiply
    982,354.32x = 1,473,531.82 × 441,979.40
  4. Step 4: Simplify right side
    982,354.32x = 651,270,709,684.51
  5. Step 5: Solve for x
    x = 651,270,709,684.51/982,354.32
  6. Step 6: Final answer
    x = 662,969.25

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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.