Home / 982,611.64-1,355,988.36-552,891.52

Finding the Fourth Proportional to 982,611.64, 1,355,988.36 and 552,891.52

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Solution

The fourth proportional to 982,611.64, 1,355,988.36 and 552,891.52 is: 762,981.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,611.64 : 1,355,988.36 = 552,891.52 : x
  2. Step 2: Convert to fraction form
    982,611.64/1,355,988.36 = 552,891.52/x
  3. Step 3: Cross multiply
    982,611.64x = 1,355,988.36 × 552,891.52
  4. Step 4: Simplify right side
    982,611.64x = 749,714,465,462.71
  5. Step 5: Solve for x
    x = 749,714,465,462.71/982,611.64
  6. Step 6: Final answer
    x = 762,981.46

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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.