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Finding the Fourth Proportional to 350,019.84, 482,010.84 and 304,058.40

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Solution

The fourth proportional to 350,019.84, 482,010.84 and 304,058.40 is: 418,717.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,019.84 : 482,010.84 = 304,058.40 : x
  2. Step 2: Convert to fraction form
    350,019.84/482,010.84 = 304,058.40/x
  3. Step 3: Cross multiply
    350,019.84x = 482,010.84 × 304,058.40
  4. Step 4: Simplify right side
    350,019.84x = 146,559,444,793.06
  5. Step 5: Solve for x
    x = 146,559,444,793.06/350,019.84
  6. Step 6: Final answer
    x = 418,717.54

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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.