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Finding the Fourth Proportional to 440,503.24, 607,842.92 and 259,175.32

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Solution

The fourth proportional to 440,503.24, 607,842.92 and 259,175.32 is: 357,631.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,503.24 : 607,842.92 = 259,175.32 : x
  2. Step 2: Convert to fraction form
    440,503.24/607,842.92 = 259,175.32/x
  3. Step 3: Cross multiply
    440,503.24x = 607,842.92 × 259,175.32
  4. Step 4: Simplify right side
    440,503.24x = 157,537,883,300.73
  5. Step 5: Solve for x
    x = 157,537,883,300.73/440,503.24
  6. Step 6: Final answer
    x = 357,631.61

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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.