Home / 670,653.15-1,005,980.01-165,223.97

Finding the Fourth Proportional to 670,653.15, 1,005,980.01 and 165,223.97

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Solution

The fourth proportional to 670,653.15, 1,005,980.01 and 165,223.97 is: 247,836.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,653.15 : 1,005,980.01 = 165,223.97 : x
  2. Step 2: Convert to fraction form
    670,653.15/1,005,980.01 = 165,223.97/x
  3. Step 3: Cross multiply
    670,653.15x = 1,005,980.01 × 165,223.97
  4. Step 4: Simplify right side
    670,653.15x = 166,212,005,962.94
  5. Step 5: Solve for x
    x = 166,212,005,962.94/670,653.15
  6. Step 6: Final answer
    x = 247,836.02

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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.