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Finding the Fourth Proportional to 477,419.94, 658,824.44 and 262,559.34

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Solution

The fourth proportional to 477,419.94, 658,824.44 and 262,559.34 is: 362,323.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,419.94 : 658,824.44 = 262,559.34 : x
  2. Step 2: Convert to fraction form
    477,419.94/658,824.44 = 262,559.34/x
  3. Step 3: Cross multiply
    477,419.94x = 658,824.44 × 262,559.34
  4. Step 4: Simplify right side
    477,419.94x = 172,980,508,829.47
  5. Step 5: Solve for x
    x = 172,980,508,829.47/477,419.94
  6. Step 6: Final answer
    x = 362,323.59

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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.