Home / 982,442.25-1,473,663.30-272,470.28

Finding the Fourth Proportional to 982,442.25, 1,473,663.30 and 272,470.28

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Solution

The fourth proportional to 982,442.25, 1,473,663.30 and 272,470.28 is: 408,705.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,442.25 : 1,473,663.30 = 272,470.28 : x
  2. Step 2: Convert to fraction form
    982,442.25/1,473,663.30 = 272,470.28/x
  3. Step 3: Cross multiply
    982,442.25x = 1,473,663.30 × 272,470.28
  4. Step 4: Simplify right side
    982,442.25x = 401,529,450,614.37
  5. Step 5: Solve for x
    x = 401,529,450,614.37/982,442.25
  6. Step 6: Final answer
    x = 408,705.40

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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.