Home / 971,324.80-1,456,987.20-544,422.40

Finding the Fourth Proportional to 971,324.80, 1,456,987.20 and 544,422.40

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Solution

The fourth proportional to 971,324.80, 1,456,987.20 and 544,422.40 is: 816,633.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,324.80 : 1,456,987.20 = 544,422.40 : x
  2. Step 2: Convert to fraction form
    971,324.80/1,456,987.20 = 544,422.40/x
  3. Step 3: Cross multiply
    971,324.80x = 1,456,987.20 × 544,422.40
  4. Step 4: Simplify right side
    971,324.80x = 793,216,468,193.28
  5. Step 5: Solve for x
    x = 793,216,468,193.28/971,324.80
  6. Step 6: Final answer
    x = 816,633.60

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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.