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Finding the Fourth Proportional to 295,228.65, 407,471.16 and 184,898.45

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Solution

The fourth proportional to 295,228.65, 407,471.16 and 184,898.45 is: 255,194.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,228.65 : 407,471.16 = 184,898.45 : x
  2. Step 2: Convert to fraction form
    295,228.65/407,471.16 = 184,898.45/x
  3. Step 3: Cross multiply
    295,228.65x = 407,471.16 × 184,898.45
  4. Step 4: Simplify right side
    295,228.65x = 75,340,782,941.85
  5. Step 5: Solve for x
    x = 75,340,782,941.85/295,228.65
  6. Step 6: Final answer
    x = 255,194.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.