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Finding the Fourth Proportional to 434,646, 599,813.10 and 253,483.02

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Solution

The fourth proportional to 434,646, 599,813.10 and 253,483.02 is: 349,807.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,646 : 599,813.10 = 253,483.02 : x
  2. Step 2: Convert to fraction form
    434,646/599,813.10 = 253,483.02/x
  3. Step 3: Cross multiply
    434,646x = 599,813.10 × 253,483.02
  4. Step 4: Simplify right side
    434,646x = 152,042,436,023.56
  5. Step 5: Solve for x
    x = 152,042,436,023.56/434,646
  6. Step 6: Final answer
    x = 349,807.51

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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.