Home / 982,443.51-1,473,665.16-272,471.52

Finding the Fourth Proportional to 982,443.51, 1,473,665.16 and 272,471.52

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Solution

The fourth proportional to 982,443.51, 1,473,665.16 and 272,471.52 is: 408,707.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,443.51 : 1,473,665.16 = 272,471.52 : x
  2. Step 2: Convert to fraction form
    982,443.51/1,473,665.16 = 272,471.52/x
  3. Step 3: Cross multiply
    982,443.51x = 1,473,665.16 × 272,471.52
  4. Step 4: Simplify right side
    982,443.51x = 401,531,786,116.24
  5. Step 5: Solve for x
    x = 401,531,786,116.24/982,443.51
  6. Step 6: Final answer
    x = 408,707.25

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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.