Home / 971,208.80-1,456,813.20-544,306.40

Finding the Fourth Proportional to 971,208.80, 1,456,813.20 and 544,306.40

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Solution

The fourth proportional to 971,208.80, 1,456,813.20 and 544,306.40 is: 816,459.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,208.80 : 1,456,813.20 = 544,306.40 : x
  2. Step 2: Convert to fraction form
    971,208.80/1,456,813.20 = 544,306.40/x
  3. Step 3: Cross multiply
    971,208.80x = 1,456,813.20 × 544,306.40
  4. Step 4: Simplify right side
    971,208.80x = 792,952,748,364.48
  5. Step 5: Solve for x
    x = 792,952,748,364.48/971,208.80
  6. Step 6: Final answer
    x = 816,459.60

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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.