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Finding the Fourth Proportional to 365,148.04, 503,886.34 and 203,971.08

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Solution

The fourth proportional to 365,148.04, 503,886.34 and 203,971.08 is: 281,470.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,148.04 : 503,886.34 = 203,971.08 : x
  2. Step 2: Convert to fraction form
    365,148.04/503,886.34 = 203,971.08/x
  3. Step 3: Cross multiply
    365,148.04x = 503,886.34 × 203,971.08
  4. Step 4: Simplify right side
    365,148.04x = 102,778,240,967.05
  5. Step 5: Solve for x
    x = 102,778,240,967.05/365,148.04
  6. Step 6: Final answer
    x = 281,470.06

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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.