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Finding the Fourth Proportional to 477,272.28, 714,350.66 and 350,879.06

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Solution

The fourth proportional to 477,272.28, 714,350.66 and 350,879.06 is: 525,173.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,272.28 : 714,350.66 = 350,879.06 : x
  2. Step 2: Convert to fraction form
    477,272.28/714,350.66 = 350,879.06/x
  3. Step 3: Cross multiply
    477,272.28x = 714,350.66 × 350,879.06
  4. Step 4: Simplify right side
    477,272.28x = 250,650,688,091.18
  5. Step 5: Solve for x
    x = 250,650,688,091.18/477,272.28
  6. Step 6: Final answer
    x = 525,173.36

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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.