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Finding the Fourth Proportional to 607,395.44, 838,168.68 and 365,756.24

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Solution

The fourth proportional to 607,395.44, 838,168.68 and 365,756.24 is: 504,721.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,395.44 : 838,168.68 = 365,756.24 : x
  2. Step 2: Convert to fraction form
    607,395.44/838,168.68 = 365,756.24/x
  3. Step 3: Cross multiply
    607,395.44x = 838,168.68 × 365,756.24
  4. Step 4: Simplify right side
    607,395.44x = 306,565,424,882.56
  5. Step 5: Solve for x
    x = 306,565,424,882.56/607,395.44
  6. Step 6: Final answer
    x = 504,721.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.