Home / 699,092.70-1,046,229.57-429,041.58

Finding the Fourth Proportional to 699,092.70, 1,046,229.57 and 429,041.58

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Solution

The fourth proportional to 699,092.70, 1,046,229.57 and 429,041.58 is: 642,083.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,092.70 : 1,046,229.57 = 429,041.58 : x
  2. Step 2: Convert to fraction form
    699,092.70/1,046,229.57 = 429,041.58/x
  3. Step 3: Cross multiply
    699,092.70x = 1,046,229.57 × 429,041.58
  4. Step 4: Simplify right side
    699,092.70x = 448,875,987,755.52
  5. Step 5: Solve for x
    x = 448,875,987,755.52/699,092.70
  6. Step 6: Final answer
    x = 642,083.64

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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.