Home / 756,044.20-1,132,511.10-382,277.80

Finding the Fourth Proportional to 756,044.20, 1,132,511.10 and 382,277.80

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Solution

The fourth proportional to 756,044.20, 1,132,511.10 and 382,277.80 is: 572,630.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,044.20 : 1,132,511.10 = 382,277.80 : x
  2. Step 2: Convert to fraction form
    756,044.20/1,132,511.10 = 382,277.80/x
  3. Step 3: Cross multiply
    756,044.20x = 1,132,511.10 × 382,277.80
  4. Step 4: Simplify right side
    756,044.20x = 432,933,851,783.58
  5. Step 5: Solve for x
    x = 432,933,851,783.58/756,044.20
  6. Step 6: Final answer
    x = 572,630.35

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Double scale
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1.5x scale

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.