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Finding the Fourth Proportional to 362,807.40, 544,211.10 and 296,322.60

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Solution

The fourth proportional to 362,807.40, 544,211.10 and 296,322.60 is: 444,483.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,807.40 : 544,211.10 = 296,322.60 : x
  2. Step 2: Convert to fraction form
    362,807.40/544,211.10 = 296,322.60/x
  3. Step 3: Cross multiply
    362,807.40x = 544,211.10 × 296,322.60
  4. Step 4: Simplify right side
    362,807.40x = 161,262,048,100.86
  5. Step 5: Solve for x
    x = 161,262,048,100.86/362,807.40
  6. Step 6: Final answer
    x = 444,483.90

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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.