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Finding the Fourth Proportional to 363,146.40, 543,875.04 and 350,536.32

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Solution

The fourth proportional to 363,146.40, 543,875.04 and 350,536.32 is: 524,989.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,146.40 : 543,875.04 = 350,536.32 : x
  2. Step 2: Convert to fraction form
    363,146.40/543,875.04 = 350,536.32/x
  3. Step 3: Cross multiply
    363,146.40x = 543,875.04 × 350,536.32
  4. Step 4: Simplify right side
    363,146.40x = 190,647,955,061.45
  5. Step 5: Solve for x
    x = 190,647,955,061.45/363,146.40
  6. Step 6: Final answer
    x = 524,989.25

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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.