Home / 513,723.22-770,764.75-158,737.24

Finding the Fourth Proportional to 513,723.22, 770,764.75 and 158,737.24

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Solution

The fourth proportional to 513,723.22, 770,764.75 and 158,737.24 is: 238,161.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,723.22 : 770,764.75 = 158,737.24 : x
  2. Step 2: Convert to fraction form
    513,723.22/770,764.75 = 158,737.24/x
  3. Step 3: Cross multiply
    513,723.22x = 770,764.75 × 158,737.24
  4. Step 4: Simplify right side
    513,723.22x = 122,349,072,508.35
  5. Step 5: Solve for x
    x = 122,349,072,508.35/513,723.22
  6. Step 6: Final answer
    x = 238,161.46

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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.