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Finding the Fourth Proportional to 440,330.40, 607,800.24 and 259,032.96

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Solution

The fourth proportional to 440,330.40, 607,800.24 and 259,032.96 is: 357,550.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,330.40 : 607,800.24 = 259,032.96 : x
  2. Step 2: Convert to fraction form
    440,330.40/607,800.24 = 259,032.96/x
  3. Step 3: Cross multiply
    440,330.40x = 607,800.24 × 259,032.96
  4. Step 4: Simplify right side
    440,330.40x = 157,440,295,255.91
  5. Step 5: Solve for x
    x = 157,440,295,255.91/440,330.40
  6. Step 6: Final answer
    x = 357,550.37

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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.