Home / 348,638.48-523,238.00-180,208.21

Finding the Fourth Proportional to 348,638.48, 523,238.00 and 180,208.21

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Solution

The fourth proportional to 348,638.48, 523,238.00 and 180,208.21 is: 270,457.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,638.48 : 523,238.00 = 180,208.21 : x
  2. Step 2: Convert to fraction form
    348,638.48/523,238.00 = 180,208.21/x
  3. Step 3: Cross multiply
    348,638.48x = 523,238.00 × 180,208.21
  4. Step 4: Simplify right side
    348,638.48x = 94,291,781,174.84
  5. Step 5: Solve for x
    x = 94,291,781,174.84/348,638.48
  6. Step 6: Final answer
    x = 270,457.18

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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.