Home / 982,873.58-1,356,784.02-660,770.51

Finding the Fourth Proportional to 982,873.58, 1,356,784.02 and 660,770.51

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Solution

The fourth proportional to 982,873.58, 1,356,784.02 and 660,770.51 is: 912,144.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,873.58 : 1,356,784.02 = 660,770.51 : x
  2. Step 2: Convert to fraction form
    982,873.58/1,356,784.02 = 660,770.51/x
  3. Step 3: Cross multiply
    982,873.58x = 1,356,784.02 × 660,770.51
  4. Step 4: Simplify right side
    982,873.58x = 896,522,862,071.33
  5. Step 5: Solve for x
    x = 896,522,862,071.33/982,873.58
  6. Step 6: Final answer
    x = 912,144.64

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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.