Home / 781,080.24-1,171,630.08-248,599.20

Finding the Fourth Proportional to 781,080.24, 1,171,630.08 and 248,599.20

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Solution

The fourth proportional to 781,080.24, 1,171,630.08 and 248,599.20 is: 372,901.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,080.24 : 1,171,630.08 = 248,599.20 : x
  2. Step 2: Convert to fraction form
    781,080.24/1,171,630.08 = 248,599.20/x
  3. Step 3: Cross multiply
    781,080.24x = 1,171,630.08 × 248,599.20
  4. Step 4: Simplify right side
    781,080.24x = 291,266,300,583.94
  5. Step 5: Solve for x
    x = 291,266,300,583.94/781,080.24
  6. Step 6: Final answer
    x = 372,901.89

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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.