Home / 665,260.65-997,923.09-185,487.52

Finding the Fourth Proportional to 665,260.65, 997,923.09 and 185,487.52

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Solution

The fourth proportional to 665,260.65, 997,923.09 and 185,487.52 is: 278,240.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,260.65 : 997,923.09 = 185,487.52 : x
  2. Step 2: Convert to fraction form
    665,260.65/997,923.09 = 185,487.52/x
  3. Step 3: Cross multiply
    665,260.65x = 997,923.09 × 185,487.52
  4. Step 4: Simplify right side
    665,260.65x = 185,102,279,114.84
  5. Step 5: Solve for x
    x = 185,102,279,114.84/665,260.65
  6. Step 6: Final answer
    x = 278,240.23

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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.