Home / 788,080.39-1,181,580.41-282,630.47

Finding the Fourth Proportional to 788,080.39, 1,181,580.41 and 282,630.47

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Solution

The fourth proportional to 788,080.39, 1,181,580.41 and 282,630.47 is: 423,751.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,080.39 : 1,181,580.41 = 282,630.47 : x
  2. Step 2: Convert to fraction form
    788,080.39/1,181,580.41 = 282,630.47/x
  3. Step 3: Cross multiply
    788,080.39x = 1,181,580.41 × 282,630.47
  4. Step 4: Simplify right side
    788,080.39x = 333,950,621,419.77
  5. Step 5: Solve for x
    x = 333,950,621,419.77/788,080.39
  6. Step 6: Final answer
    x = 423,751.98

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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.