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Finding the Fourth Proportional to 594,019.70, 891,005.06 and 214,949.42

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Solution

The fourth proportional to 594,019.70, 891,005.06 and 214,949.42 is: 322,415.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,019.70 : 891,005.06 = 214,949.42 : x
  2. Step 2: Convert to fraction form
    594,019.70/891,005.06 = 214,949.42/x
  3. Step 3: Cross multiply
    594,019.70x = 891,005.06 × 214,949.42
  4. Step 4: Simplify right side
    594,019.70x = 191,521,020,864.07
  5. Step 5: Solve for x
    x = 191,521,020,864.07/594,019.70
  6. Step 6: Final answer
    x = 322,415.27

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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.