Home / 980,835.51-1,471,257.98-297,728.27

Finding the Fourth Proportional to 980,835.51, 1,471,257.98 and 297,728.27

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Solution

The fourth proportional to 980,835.51, 1,471,257.98 and 297,728.27 is: 446,593.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,835.51 : 1,471,257.98 = 297,728.27 : x
  2. Step 2: Convert to fraction form
    980,835.51/1,471,257.98 = 297,728.27/x
  3. Step 3: Cross multiply
    980,835.51x = 1,471,257.98 × 297,728.27
  4. Step 4: Simplify right side
    980,835.51x = 438,035,085,008.48
  5. Step 5: Solve for x
    x = 438,035,085,008.48/980,835.51
  6. Step 6: Final answer
    x = 446,593.83

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1.5x scale

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.