Home / 959,389.38-1,323,959.31-529,670.34

Finding the Fourth Proportional to 959,389.38, 1,323,959.31 and 529,670.34

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Solution

The fourth proportional to 959,389.38, 1,323,959.31 and 529,670.34 is: 730,946.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,389.38 : 1,323,959.31 = 529,670.34 : x
  2. Step 2: Convert to fraction form
    959,389.38/1,323,959.31 = 529,670.34/x
  3. Step 3: Cross multiply
    959,389.38x = 1,323,959.31 × 529,670.34
  4. Step 4: Simplify right side
    959,389.38x = 701,261,977,873.87
  5. Step 5: Solve for x
    x = 701,261,977,873.87/959,389.38
  6. Step 6: Final answer
    x = 730,946.15

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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.