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Finding the Fourth Proportional to 606,660.48, 909,986.22 and 473,652

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Solution

The fourth proportional to 606,660.48, 909,986.22 and 473,652 is: 710,474.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,660.48 : 909,986.22 = 473,652 : x
  2. Step 2: Convert to fraction form
    606,660.48/909,986.22 = 473,652/x
  3. Step 3: Cross multiply
    606,660.48x = 909,986.22 × 473,652
  4. Step 4: Simplify right side
    606,660.48x = 431,016,793,075.44
  5. Step 5: Solve for x
    x = 431,016,793,075.44/606,660.48
  6. Step 6: Final answer
    x = 710,474.49

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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.