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Finding the Fourth Proportional to 434,727.67, 652,091.87 and 350,090.95

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Solution

The fourth proportional to 434,727.67, 652,091.87 and 350,090.95 is: 525,136.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,727.67 : 652,091.87 = 350,090.95 : x
  2. Step 2: Convert to fraction form
    434,727.67/652,091.87 = 350,090.95/x
  3. Step 3: Cross multiply
    434,727.67x = 652,091.87 × 350,090.95
  4. Step 4: Simplify right side
    434,727.67x = 228,291,462,255.58
  5. Step 5: Solve for x
    x = 228,291,462,255.58/434,727.67
  6. Step 6: Final answer
    x = 525,136.72

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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.