Home / 882,302.40-1,320,829.20-527,133.60

Finding the Fourth Proportional to 882,302.40, 1,320,829.20 and 527,133.60

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Solution

The fourth proportional to 882,302.40, 1,320,829.20 and 527,133.60 is: 789,132.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,302.40 : 1,320,829.20 = 527,133.60 : x
  2. Step 2: Convert to fraction form
    882,302.40/1,320,829.20 = 527,133.60/x
  3. Step 3: Cross multiply
    882,302.40x = 1,320,829.20 × 527,133.60
  4. Step 4: Simplify right side
    882,302.40x = 696,253,451,181.12
  5. Step 5: Solve for x
    x = 696,253,451,181.12/882,302.40
  6. Step 6: Final answer
    x = 789,132.45

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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.