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Finding the Fourth Proportional to 562,293.67, 775,649.89 and 344,607.80

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Solution

The fourth proportional to 562,293.67, 775,649.89 and 344,607.80 is: 475,365.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,293.67 : 775,649.89 = 344,607.80 : x
  2. Step 2: Convert to fraction form
    562,293.67/775,649.89 = 344,607.80/x
  3. Step 3: Cross multiply
    562,293.67x = 775,649.89 × 344,607.80
  4. Step 4: Simplify right side
    562,293.67x = 267,295,000,440.10
  5. Step 5: Solve for x
    x = 267,295,000,440.10/562,293.67
  6. Step 6: Final answer
    x = 475,365.48

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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.