Home / 788,120.26-1,181,964.90-282,587.26

Finding the Fourth Proportional to 788,120.26, 1,181,964.90 and 282,587.26

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Solution

The fourth proportional to 788,120.26, 1,181,964.90 and 282,587.26 is: 423,803.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,120.26 : 1,181,964.90 = 282,587.26 : x
  2. Step 2: Convert to fraction form
    788,120.26/1,181,964.90 = 282,587.26/x
  3. Step 3: Cross multiply
    788,120.26x = 1,181,964.90 × 282,587.26
  4. Step 4: Simplify right side
    788,120.26x = 334,008,222,507.17
  5. Step 5: Solve for x
    x = 334,008,222,507.17/788,120.26
  6. Step 6: Final answer
    x = 423,803.62

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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.