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Finding the Fourth Proportional to 440,492, 607,827.39 and 259,164.05

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Solution

The fourth proportional to 440,492, 607,827.39 and 259,164.05 is: 357,616.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,492 : 607,827.39 = 259,164.05 : x
  2. Step 2: Convert to fraction form
    440,492/607,827.39 = 259,164.05/x
  3. Step 3: Cross multiply
    440,492x = 607,827.39 × 259,164.05
  4. Step 4: Simplify right side
    440,492x = 157,527,008,093.33
  5. Step 5: Solve for x
    x = 157,527,008,093.33/440,492
  6. Step 6: Final answer
    x = 357,616.05

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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.