Home / 366,947.10-550,420.65-117,654.30

Finding the Fourth Proportional to 366,947.10, 550,420.65 and 117,654.30

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Solution

The fourth proportional to 366,947.10, 550,420.65 and 117,654.30 is: 176,481.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,947.10 : 550,420.65 = 117,654.30 : x
  2. Step 2: Convert to fraction form
    366,947.10/550,420.65 = 117,654.30/x
  3. Step 3: Cross multiply
    366,947.10x = 550,420.65 × 117,654.30
  4. Step 4: Simplify right side
    366,947.10x = 64,759,356,281.30
  5. Step 5: Solve for x
    x = 64,759,356,281.30/366,947.10
  6. Step 6: Final answer
    x = 176,481.45

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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.