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Finding the Fourth Proportional to 259,425.60, 357,952.74 and 157,504.62

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Solution

The fourth proportional to 259,425.60, 357,952.74 and 157,504.62 is: 217,323.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,425.60 : 357,952.74 = 157,504.62 : x
  2. Step 2: Convert to fraction form
    259,425.60/357,952.74 = 157,504.62/x
  3. Step 3: Cross multiply
    259,425.60x = 357,952.74 × 157,504.62
  4. Step 4: Simplify right side
    259,425.60x = 56,379,210,291.66
  5. Step 5: Solve for x
    x = 56,379,210,291.66/259,425.60
  6. Step 6: Final answer
    x = 217,323.23

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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.