Home / 791,362.60-1,185,799.16-611,886.44

Finding the Fourth Proportional to 791,362.60, 1,185,799.16 and 611,886.44

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Solution

The fourth proportional to 791,362.60, 1,185,799.16 and 611,886.44 is: 916,867.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,362.60 : 1,185,799.16 = 611,886.44 : x
  2. Step 2: Convert to fraction form
    791,362.60/1,185,799.16 = 611,886.44/x
  3. Step 3: Cross multiply
    791,362.60x = 1,185,799.16 × 611,886.44
  4. Step 4: Simplify right side
    791,362.60x = 725,574,426,567.39
  5. Step 5: Solve for x
    x = 725,574,426,567.39/791,362.60
  6. Step 6: Final answer
    x = 916,867.22

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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.