Home / 368,318.04-552,254.85-140,628.53

Finding the Fourth Proportional to 368,318.04, 552,254.85 and 140,628.53

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Solution

The fourth proportional to 368,318.04, 552,254.85 and 140,628.53 is: 210,857.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,318.04 : 552,254.85 = 140,628.53 : x
  2. Step 2: Convert to fraction form
    368,318.04/552,254.85 = 140,628.53/x
  3. Step 3: Cross multiply
    368,318.04x = 552,254.85 × 140,628.53
  4. Step 4: Simplify right side
    368,318.04x = 77,662,787,740.87
  5. Step 5: Solve for x
    x = 77,662,787,740.87/368,318.04
  6. Step 6: Final answer
    x = 210,857.95

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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.