Home / 982,638.42-1,473,941.14-442,594.32

Finding the Fourth Proportional to 982,638.42, 1,473,941.14 and 442,594.32

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Solution

The fourth proportional to 982,638.42, 1,473,941.14 and 442,594.32 is: 663,884.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,638.42 : 1,473,941.14 = 442,594.32 : x
  2. Step 2: Convert to fraction form
    982,638.42/1,473,941.14 = 442,594.32/x
  3. Step 3: Cross multiply
    982,638.42x = 1,473,941.14 × 442,594.32
  4. Step 4: Simplify right side
    982,638.42x = 652,357,976,578.33
  5. Step 5: Solve for x
    x = 652,357,976,578.33/982,638.42
  6. Step 6: Final answer
    x = 663,884.05

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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.