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Finding the Fourth Proportional to 477,493.50, 658,941.36 and 262,649.91

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Solution

The fourth proportional to 477,493.50, 658,941.36 and 262,649.91 is: 362,457.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,493.50 : 658,941.36 = 262,649.91 : x
  2. Step 2: Convert to fraction form
    477,493.50/658,941.36 = 262,649.91/x
  3. Step 3: Cross multiply
    477,493.50x = 658,941.36 × 262,649.91
  4. Step 4: Simplify right side
    477,493.50x = 173,070,888,899.28
  5. Step 5: Solve for x
    x = 173,070,888,899.28/477,493.50
  6. Step 6: Final answer
    x = 362,457.06

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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.