Home / 982,342.86-1,355,619.63-552,622.86

Finding the Fourth Proportional to 982,342.86, 1,355,619.63 and 552,622.86

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Solution

The fourth proportional to 982,342.86, 1,355,619.63 and 552,622.86 is: 762,611.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,342.86 : 1,355,619.63 = 552,622.86 : x
  2. Step 2: Convert to fraction form
    982,342.86/1,355,619.63 = 552,622.86/x
  3. Step 3: Cross multiply
    982,342.86x = 1,355,619.63 × 552,622.86
  4. Step 4: Simplify right side
    982,342.86x = 749,146,397,002.74
  5. Step 5: Solve for x
    x = 749,146,397,002.74/982,342.86
  6. Step 6: Final answer
    x = 762,611.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.