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Finding the Fourth Proportional to 502,853.84, 754,278.80 and 203,330.82

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Solution

The fourth proportional to 502,853.84, 754,278.80 and 203,330.82 is: 304,995.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,853.84 : 754,278.80 = 203,330.82 : x
  2. Step 2: Convert to fraction form
    502,853.84/754,278.80 = 203,330.82/x
  3. Step 3: Cross multiply
    502,853.84x = 754,278.80 × 203,330.82
  4. Step 4: Simplify right side
    502,853.84x = 153,368,125,895.96
  5. Step 5: Solve for x
    x = 153,368,125,895.96/502,853.84
  6. Step 6: Final answer
    x = 304,995.44

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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.