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Finding the Fourth Proportional to 477,602.70, 659,097.18 and 273,649.52

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Solution

The fourth proportional to 477,602.70, 659,097.18 and 273,649.52 is: 377,639.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,602.70 : 659,097.18 = 273,649.52 : x
  2. Step 2: Convert to fraction form
    477,602.70/659,097.18 = 273,649.52/x
  3. Step 3: Cross multiply
    477,602.70x = 659,097.18 × 273,649.52
  4. Step 4: Simplify right side
    477,602.70x = 180,361,623,644.87
  5. Step 5: Solve for x
    x = 180,361,623,644.87/477,602.70
  6. Step 6: Final answer
    x = 377,639.46

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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.