Home / 959,076.70-1,323,431.55-529,329.13

Finding the Fourth Proportional to 959,076.70, 1,323,431.55 and 529,329.13

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Solution

The fourth proportional to 959,076.70, 1,323,431.55 and 529,329.13 is: 730,422.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,076.70 : 1,323,431.55 = 529,329.13 : x
  2. Step 2: Convert to fraction form
    959,076.70/1,323,431.55 = 529,329.13/x
  3. Step 3: Cross multiply
    959,076.70x = 1,323,431.55 × 529,329.13
  4. Step 4: Simplify right side
    959,076.70x = 700,530,870,976.05
  5. Step 5: Solve for x
    x = 700,530,870,976.05/959,076.70
  6. Step 6: Final answer
    x = 730,422.16

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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.