Home / 440,441.55-660,705.93-140,846.85

Finding the Fourth Proportional to 440,441.55, 660,705.93 and 140,846.85

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Solution

The fourth proportional to 440,441.55, 660,705.93 and 140,846.85 is: 211,284.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,441.55 : 660,705.93 = 140,846.85 : x
  2. Step 2: Convert to fraction form
    440,441.55/660,705.93 = 140,846.85/x
  3. Step 3: Cross multiply
    440,441.55x = 660,705.93 × 140,846.85
  4. Step 4: Simplify right side
    440,441.55x = 93,058,349,016.82
  5. Step 5: Solve for x
    x = 93,058,349,016.82/440,441.55
  6. Step 6: Final answer
    x = 211,284.22

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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.