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Finding the Fourth Proportional to 350,498.54, 483,849.45 and 205,284.17

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Solution

The fourth proportional to 350,498.54, 483,849.45 and 205,284.17 is: 283,386.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,498.54 : 483,849.45 = 205,284.17 : x
  2. Step 2: Convert to fraction form
    350,498.54/483,849.45 = 205,284.17/x
  3. Step 3: Cross multiply
    350,498.54x = 483,849.45 × 205,284.17
  4. Step 4: Simplify right side
    350,498.54x = 99,326,633,957.83
  5. Step 5: Solve for x
    x = 99,326,633,957.83/350,498.54
  6. Step 6: Final answer
    x = 283,386.72

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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.