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Finding the Fourth Proportional to 301,679.79, 452,519.61 and 77,032.27

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Solution

The fourth proportional to 301,679.79, 452,519.61 and 77,032.27 is: 115,548.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,679.79 : 452,519.61 = 77,032.27 : x
  2. Step 2: Convert to fraction form
    301,679.79/452,519.61 = 77,032.27/x
  3. Step 3: Cross multiply
    301,679.79x = 452,519.61 × 77,032.27
  4. Step 4: Simplify right side
    301,679.79x = 34,858,612,777.81
  5. Step 5: Solve for x
    x = 34,858,612,777.81/301,679.79
  6. Step 6: Final answer
    x = 115,548.39

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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.