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Finding the Fourth Proportional to 565,119.22, 847,547.43 and 210,300.34

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Solution

The fourth proportional to 565,119.22, 847,547.43 and 210,300.34 is: 315,401.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,119.22 : 847,547.43 = 210,300.34 : x
  2. Step 2: Convert to fraction form
    565,119.22/847,547.43 = 210,300.34/x
  3. Step 3: Cross multiply
    565,119.22x = 847,547.43 × 210,300.34
  4. Step 4: Simplify right side
    565,119.22x = 178,239,512,695.13
  5. Step 5: Solve for x
    x = 178,239,512,695.13/565,119.22
  6. Step 6: Final answer
    x = 315,401.61

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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.