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Finding the Fourth Proportional to 607,242.48, 837,990.36 and 335,327.28

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Solution

The fourth proportional to 607,242.48, 837,990.36 and 335,327.28 is: 462,749.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,242.48 : 837,990.36 = 335,327.28 : x
  2. Step 2: Convert to fraction form
    607,242.48/837,990.36 = 335,327.28/x
  3. Step 3: Cross multiply
    607,242.48x = 837,990.36 × 335,327.28
  4. Step 4: Simplify right side
    607,242.48x = 281,001,028,085.02
  5. Step 5: Solve for x
    x = 281,001,028,085.02/607,242.48
  6. Step 6: Final answer
    x = 462,749.29

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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.