Home / 959,428.44-1,324,002.78-529,699.40

Finding the Fourth Proportional to 959,428.44, 1,324,002.78 and 529,699.40

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Solution

The fourth proportional to 959,428.44, 1,324,002.78 and 529,699.40 is: 730,980.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,428.44 : 1,324,002.78 = 529,699.40 : x
  2. Step 2: Convert to fraction form
    959,428.44/1,324,002.78 = 529,699.40/x
  3. Step 3: Cross multiply
    959,428.44x = 1,324,002.78 × 529,699.40
  4. Step 4: Simplify right side
    959,428.44x = 701,323,478,164.33
  5. Step 5: Solve for x
    x = 701,323,478,164.33/959,428.44
  6. Step 6: Final answer
    x = 730,980.50

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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.