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Finding the Fourth Proportional to 922,699.03, 1,383,384.19 and 566,978.08

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Solution

The fourth proportional to 922,699.03, 1,383,384.19 and 566,978.08 is: 850,058.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,699.03 : 1,383,384.19 = 566,978.08 : x
  2. Step 2: Convert to fraction form
    922,699.03/1,383,384.19 = 566,978.08/x
  3. Step 3: Cross multiply
    922,699.03x = 1,383,384.19 × 566,978.08
  4. Step 4: Simplify right side
    922,699.03x = 784,348,511,948.56
  5. Step 5: Solve for x
    x = 784,348,511,948.56/922,699.03
  6. Step 6: Final answer
    x = 850,058.89

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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.