Home / 982,118.08-1,473,208.80-272,152.96

Finding the Fourth Proportional to 982,118.08, 1,473,208.80 and 272,152.96

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Solution

The fourth proportional to 982,118.08, 1,473,208.80 and 272,152.96 is: 408,238.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,118.08 : 1,473,208.80 = 272,152.96 : x
  2. Step 2: Convert to fraction form
    982,118.08/1,473,208.80 = 272,152.96/x
  3. Step 3: Cross multiply
    982,118.08x = 1,473,208.80 × 272,152.96
  4. Step 4: Simplify right side
    982,118.08x = 400,938,135,618.05
  5. Step 5: Solve for x
    x = 400,938,135,618.05/982,118.08
  6. Step 6: Final answer
    x = 408,238.22

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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.