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Finding the Fourth Proportional to 459,003.51, 633,416.45 and 255,050.73

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Solution

The fourth proportional to 459,003.51, 633,416.45 and 255,050.73 is: 351,965.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,003.51 : 633,416.45 = 255,050.73 : x
  2. Step 2: Convert to fraction form
    459,003.51/633,416.45 = 255,050.73/x
  3. Step 3: Cross multiply
    459,003.51x = 633,416.45 × 255,050.73
  4. Step 4: Simplify right side
    459,003.51x = 161,553,326,691.26
  5. Step 5: Solve for x
    x = 161,553,326,691.26/459,003.51
  6. Step 6: Final answer
    x = 351,965.34

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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.