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Finding the Fourth Proportional to 501,615.24, 752,408.28 and 146,637.60

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Solution

The fourth proportional to 501,615.24, 752,408.28 and 146,637.60 is: 219,952.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,615.24 : 752,408.28 = 146,637.60 : x
  2. Step 2: Convert to fraction form
    501,615.24/752,408.28 = 146,637.60/x
  3. Step 3: Cross multiply
    501,615.24x = 752,408.28 × 146,637.60
  4. Step 4: Simplify right side
    501,615.24x = 110,331,344,399.33
  5. Step 5: Solve for x
    x = 110,331,344,399.33/501,615.24
  6. Step 6: Final answer
    x = 219,952.14

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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.