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Finding the Fourth Proportional to 565,118.22, 847,545.93 and 210,299.34

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Solution

The fourth proportional to 565,118.22, 847,545.93 and 210,299.34 is: 315,400.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,118.22 : 847,545.93 = 210,299.34 : x
  2. Step 2: Convert to fraction form
    565,118.22/847,545.93 = 210,299.34/x
  3. Step 3: Cross multiply
    565,118.22x = 847,545.93 × 210,299.34
  4. Step 4: Simplify right side
    565,118.22x = 178,238,349,698.69
  5. Step 5: Solve for x
    x = 178,238,349,698.69/565,118.22
  6. Step 6: Final answer
    x = 315,400.11

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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.