Home / 273,270.10-407,188.59-243,458.86

Finding the Fourth Proportional to 273,270.10, 407,188.59 and 243,458.86

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Solution

The fourth proportional to 273,270.10, 407,188.59 and 243,458.86 is: 362,768.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,270.10 : 407,188.59 = 243,458.86 : x
  2. Step 2: Convert to fraction form
    273,270.10/407,188.59 = 243,458.86/x
  3. Step 3: Cross multiply
    273,270.10x = 407,188.59 × 243,458.86
  4. Step 4: Simplify right side
    273,270.10x = 99,133,669,926.41
  5. Step 5: Solve for x
    x = 99,133,669,926.41/273,270.10
  6. Step 6: Final answer
    x = 362,768.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.