Home / 508,457.22-701,671.05-282,102.18

Finding the Fourth Proportional to 508,457.22, 701,671.05 and 282,102.18

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Solution

The fourth proportional to 508,457.22, 701,671.05 and 282,102.18 is: 389,301.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,457.22 : 701,671.05 = 282,102.18 : x
  2. Step 2: Convert to fraction form
    508,457.22/701,671.05 = 282,102.18/x
  3. Step 3: Cross multiply
    508,457.22x = 701,671.05 × 282,102.18
  4. Step 4: Simplify right side
    508,457.22x = 197,942,932,847.89
  5. Step 5: Solve for x
    x = 197,942,932,847.89/508,457.22
  6. Step 6: Final answer
    x = 389,301.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.