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Finding the Fourth Proportional to 386,733.93, 580,116.63 and 184,225.94

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Solution

The fourth proportional to 386,733.93, 580,116.63 and 184,225.94 is: 276,346.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,733.93 : 580,116.63 = 184,225.94 : x
  2. Step 2: Convert to fraction form
    386,733.93/580,116.63 = 184,225.94/x
  3. Step 3: Cross multiply
    386,733.93x = 580,116.63 × 184,225.94
  4. Step 4: Simplify right side
    386,733.93x = 106,872,528,570.80
  5. Step 5: Solve for x
    x = 106,872,528,570.80/386,733.93
  6. Step 6: Final answer
    x = 276,346.40

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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.