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Finding the Fourth Proportional to 301,674.31, 452,511.07 and 77,034.63

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Solution

The fourth proportional to 301,674.31, 452,511.07 and 77,034.63 is: 115,551.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,674.31 : 452,511.07 = 77,034.63 : x
  2. Step 2: Convert to fraction form
    301,674.31/452,511.07 = 77,034.63/x
  3. Step 3: Cross multiply
    301,674.31x = 452,511.07 × 77,034.63
  4. Step 4: Simplify right side
    301,674.31x = 34,859,022,848.35
  5. Step 5: Solve for x
    x = 34,859,022,848.35/301,674.31
  6. Step 6: Final answer
    x = 115,551.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.