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Finding the Fourth Proportional to 606,017.34, 909,194.13 and 264,490.56

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Solution

The fourth proportional to 606,017.34, 909,194.13 and 264,490.56 is: 396,809.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,017.34 : 909,194.13 = 264,490.56 : x
  2. Step 2: Convert to fraction form
    606,017.34/909,194.13 = 264,490.56/x
  3. Step 3: Cross multiply
    606,017.34x = 909,194.13 × 264,490.56
  4. Step 4: Simplify right side
    606,017.34x = 240,473,264,592.41
  5. Step 5: Solve for x
    x = 240,473,264,592.41/606,017.34
  6. Step 6: Final answer
    x = 396,809.21

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1.5x scale

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.