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Finding the Fourth Proportional to 649,395.48, 896,132.52 and 362,859.60

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Solution

The fourth proportional to 649,395.48, 896,132.52 and 362,859.60 is: 500,727.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,395.48 : 896,132.52 = 362,859.60 : x
  2. Step 2: Convert to fraction form
    649,395.48/896,132.52 = 362,859.60/x
  3. Step 3: Cross multiply
    649,395.48x = 896,132.52 × 362,859.60
  4. Step 4: Simplify right side
    649,395.48x = 325,170,287,754.19
  5. Step 5: Solve for x
    x = 325,170,287,754.19/649,395.48
  6. Step 6: Final answer
    x = 500,727.67

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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.