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Finding the Fourth Proportional to 243,565.40, 365,348.10 and 184,516.40

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Solution

The fourth proportional to 243,565.40, 365,348.10 and 184,516.40 is: 276,774.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,565.40 : 365,348.10 = 184,516.40 : x
  2. Step 2: Convert to fraction form
    243,565.40/365,348.10 = 184,516.40/x
  3. Step 3: Cross multiply
    243,565.40x = 365,348.10 × 184,516.40
  4. Step 4: Simplify right side
    243,565.40x = 67,412,716,158.84
  5. Step 5: Solve for x
    x = 67,412,716,158.84/243,565.40
  6. Step 6: Final answer
    x = 276,774.60

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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.