Home / 982,885.22-1,356,425.22-553,193.18

Finding the Fourth Proportional to 982,885.22, 1,356,425.22 and 553,193.18

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Solution

The fourth proportional to 982,885.22, 1,356,425.22 and 553,193.18 is: 763,431.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,885.22 : 1,356,425.22 = 553,193.18 : x
  2. Step 2: Convert to fraction form
    982,885.22/1,356,425.22 = 553,193.18/x
  3. Step 3: Cross multiply
    982,885.22x = 1,356,425.22 × 553,193.18
  4. Step 4: Simplify right side
    982,885.22x = 750,365,180,884.00
  5. Step 5: Solve for x
    x = 750,365,180,884.00/982,885.22
  6. Step 6: Final answer
    x = 763,431.14

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1.5x scale

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.