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Finding the Fourth Proportional to 552,085.74, 828,127.34 and 173,035.35

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Solution

The fourth proportional to 552,085.74, 828,127.34 and 173,035.35 is: 259,552.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,085.74 : 828,127.34 = 173,035.35 : x
  2. Step 2: Convert to fraction form
    552,085.74/828,127.34 = 173,035.35/x
  3. Step 3: Cross multiply
    552,085.74x = 828,127.34 × 173,035.35
  4. Step 4: Simplify right side
    552,085.74x = 143,295,305,457.91
  5. Step 5: Solve for x
    x = 143,295,305,457.91/552,085.74
  6. Step 6: Final answer
    x = 259,552.63

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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.