Home / 699,089.46-1,046,378.80-361,665.46

Finding the Fourth Proportional to 699,089.46, 1,046,378.80 and 361,665.46

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Solution

The fourth proportional to 699,089.46, 1,046,378.80 and 361,665.46 is: 541,331.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,089.46 : 1,046,378.80 = 361,665.46 : x
  2. Step 2: Convert to fraction form
    699,089.46/1,046,378.80 = 361,665.46/x
  3. Step 3: Cross multiply
    699,089.46x = 1,046,378.80 × 361,665.46
  4. Step 4: Simplify right side
    699,089.46x = 378,439,070,036.25
  5. Step 5: Solve for x
    x = 378,439,070,036.25/699,089.46
  6. Step 6: Final answer
    x = 541,331.39

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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.