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Finding the Fourth Proportional to 350,543.69, 525,762.22 and 97,797.57

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Solution

The fourth proportional to 350,543.69, 525,762.22 and 97,797.57 is: 146,681.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,543.69 : 525,762.22 = 97,797.57 : x
  2. Step 2: Convert to fraction form
    350,543.69/525,762.22 = 97,797.57/x
  3. Step 3: Cross multiply
    350,543.69x = 525,762.22 × 97,797.57
  4. Step 4: Simplify right side
    350,543.69x = 51,418,267,513.81
  5. Step 5: Solve for x
    x = 51,418,267,513.81/350,543.69
  6. Step 6: Final answer
    x = 146,681.48

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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.