Home / 347,933.07-480,139.48-204,702.32

Finding the Fourth Proportional to 347,933.07, 480,139.48 and 204,702.32

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Solution

The fourth proportional to 347,933.07, 480,139.48 and 204,702.32 is: 282,484.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,933.07 : 480,139.48 = 204,702.32 : x
  2. Step 2: Convert to fraction form
    347,933.07/480,139.48 = 204,702.32/x
  3. Step 3: Cross multiply
    347,933.07x = 480,139.48 × 204,702.32
  4. Step 4: Simplify right side
    347,933.07x = 98,285,665,479.59
  5. Step 5: Solve for x
    x = 98,285,665,479.59/347,933.07
  6. Step 6: Final answer
    x = 282,484.40

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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.