Home / 670,502.40-1,005,753.60-165,059.36

Finding the Fourth Proportional to 670,502.40, 1,005,753.60 and 165,059.36

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Solution

The fourth proportional to 670,502.40, 1,005,753.60 and 165,059.36 is: 247,589.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,502.40 : 1,005,753.60 = 165,059.36 : x
  2. Step 2: Convert to fraction form
    670,502.40/1,005,753.60 = 165,059.36/x
  3. Step 3: Cross multiply
    670,502.40x = 1,005,753.60 × 165,059.36
  4. Step 4: Simplify right side
    670,502.40x = 166,009,045,533.70
  5. Step 5: Solve for x
    x = 166,009,045,533.70/670,502.40
  6. Step 6: Final answer
    x = 247,589.04

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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.