Home / 356,702.59-492,249.45-195,554.18

Finding the Fourth Proportional to 356,702.59, 492,249.45 and 195,554.18

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Solution

The fourth proportional to 356,702.59, 492,249.45 and 195,554.18 is: 269,864.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,702.59 : 492,249.45 = 195,554.18 : x
  2. Step 2: Convert to fraction form
    356,702.59/492,249.45 = 195,554.18/x
  3. Step 3: Cross multiply
    356,702.59x = 492,249.45 × 195,554.18
  4. Step 4: Simplify right side
    356,702.59x = 96,261,434,111.18
  5. Step 5: Solve for x
    x = 96,261,434,111.18/356,702.59
  6. Step 6: Final answer
    x = 269,864.69

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1.5x scale

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.