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Finding the Fourth Proportional to 434,632.67, 599,918.18 and 262,523.28

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Solution

The fourth proportional to 434,632.67, 599,918.18 and 262,523.28 is: 362,357.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,632.67 : 599,918.18 = 262,523.28 : x
  2. Step 2: Convert to fraction form
    434,632.67/599,918.18 = 262,523.28/x
  3. Step 3: Cross multiply
    434,632.67x = 599,918.18 × 262,523.28
  4. Step 4: Simplify right side
    434,632.67x = 157,492,487,032.61
  5. Step 5: Solve for x
    x = 157,492,487,032.61/434,632.67
  6. Step 6: Final answer
    x = 362,357.69

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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.