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Finding the Fourth Proportional to 334,952.70, 502,855.38 and 217,117.14

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Solution

The fourth proportional to 334,952.70, 502,855.38 and 217,117.14 is: 325,952.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,952.70 : 502,855.38 = 217,117.14 : x
  2. Step 2: Convert to fraction form
    334,952.70/502,855.38 = 217,117.14/x
  3. Step 3: Cross multiply
    334,952.70x = 502,855.38 × 217,117.14
  4. Step 4: Simplify right side
    334,952.70x = 109,178,521,939.21
  5. Step 5: Solve for x
    x = 109,178,521,939.21/334,952.70
  6. Step 6: Final answer
    x = 325,952.06

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1.5x scale

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.