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Finding the Fourth Proportional to 477,212.13, 714,260.56 and 350,818.92

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Solution

The fourth proportional to 477,212.13, 714,260.56 and 350,818.92 is: 525,083.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,212.13 : 714,260.56 = 350,818.92 : x
  2. Step 2: Convert to fraction form
    477,212.13/714,260.56 = 350,818.92/x
  3. Step 3: Cross multiply
    477,212.13x = 714,260.56 × 350,818.92
  4. Step 4: Simplify right side
    477,212.13x = 250,576,118,257.80
  5. Step 5: Solve for x
    x = 250,576,118,257.80/477,212.13
  6. Step 6: Final answer
    x = 525,083.30

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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.