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Finding the Fourth Proportional to 434,748.94, 599,959.67 and 262,642.97

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Solution

The fourth proportional to 434,748.94, 599,959.67 and 262,642.97 is: 362,451.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,748.94 : 599,959.67 = 262,642.97 : x
  2. Step 2: Convert to fraction form
    434,748.94/599,959.67 = 262,642.97/x
  3. Step 3: Cross multiply
    434,748.94x = 599,959.67 × 262,642.97
  4. Step 4: Simplify right side
    434,748.94x = 157,575,189,795.70
  5. Step 5: Solve for x
    x = 157,575,189,795.70/434,748.94
  6. Step 6: Final answer
    x = 362,451.01

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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.