Home / 356,703.02-492,250.04-195,554.61

Finding the Fourth Proportional to 356,703.02, 492,250.04 and 195,554.61

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Solution

The fourth proportional to 356,703.02, 492,250.04 and 195,554.61 is: 269,865.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,703.02 : 492,250.04 = 195,554.61 : x
  2. Step 2: Convert to fraction form
    356,703.02/492,250.04 = 195,554.61/x
  3. Step 3: Cross multiply
    356,703.02x = 492,250.04 × 195,554.61
  4. Step 4: Simplify right side
    356,703.02x = 96,261,762,988.99
  5. Step 5: Solve for x
    x = 96,261,762,988.99/356,703.02
  6. Step 6: Final answer
    x = 269,865.29

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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.