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Finding the Fourth Proportional to 255,502.71, 352,601.74 and 146,626.97

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Solution

The fourth proportional to 255,502.71, 352,601.74 and 146,626.97 is: 202,349.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,502.71 : 352,601.74 = 146,626.97 : x
  2. Step 2: Convert to fraction form
    255,502.71/352,601.74 = 146,626.97/x
  3. Step 3: Cross multiply
    255,502.71x = 352,601.74 × 146,626.97
  4. Step 4: Simplify right side
    255,502.71x = 51,700,924,752.93
  5. Step 5: Solve for x
    x = 51,700,924,752.93/255,502.71
  6. Step 6: Final answer
    x = 202,349.81

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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.