Home / 929,972.21-1,283,966.78-567,606.15

Finding the Fourth Proportional to 929,972.21, 1,283,966.78 and 567,606.15

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Solution

The fourth proportional to 929,972.21, 1,283,966.78 and 567,606.15 is: 783,665.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,972.21 : 1,283,966.78 = 567,606.15 : x
  2. Step 2: Convert to fraction form
    929,972.21/1,283,966.78 = 567,606.15/x
  3. Step 3: Cross multiply
    929,972.21x = 1,283,966.78 × 567,606.15
  4. Step 4: Simplify right side
    929,972.21x = 728,787,437,885.67
  5. Step 5: Solve for x
    x = 728,787,437,885.67/929,972.21
  6. Step 6: Final answer
    x = 783,665.83

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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.