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Finding the Fourth Proportional to 567,649.20, 850,510.22 and 342,536.64

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Solution

The fourth proportional to 567,649.20, 850,510.22 and 342,536.64 is: 513,223.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,649.20 : 850,510.22 = 342,536.64 : x
  2. Step 2: Convert to fraction form
    567,649.20/850,510.22 = 342,536.64/x
  3. Step 3: Cross multiply
    567,649.20x = 850,510.22 × 342,536.64
  4. Step 4: Simplify right side
    567,649.20x = 291,330,913,044.46
  5. Step 5: Solve for x
    x = 291,330,913,044.46/567,649.20
  6. Step 6: Final answer
    x = 513,223.51

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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.