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Finding the Fourth Proportional to 501,924.79, 752,887.16 and 146,938.81

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Solution

The fourth proportional to 501,924.79, 752,887.16 and 146,938.81 is: 220,408.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,924.79 : 752,887.16 = 146,938.81 : x
  2. Step 2: Convert to fraction form
    501,924.79/752,887.16 = 146,938.81/x
  3. Step 3: Cross multiply
    501,924.79x = 752,887.16 × 146,938.81
  4. Step 4: Simplify right side
    501,924.79x = 110,628,343,354.68
  5. Step 5: Solve for x
    x = 110,628,343,354.68/501,924.79
  6. Step 6: Final answer
    x = 220,408.21

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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.