Home / 704,816.48-1,057,261.61-326,090.94

Finding the Fourth Proportional to 704,816.48, 1,057,261.61 and 326,090.94

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Solution

The fourth proportional to 704,816.48, 1,057,261.61 and 326,090.94 is: 489,153.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,816.48 : 1,057,261.61 = 326,090.94 : x
  2. Step 2: Convert to fraction form
    704,816.48/1,057,261.61 = 326,090.94/x
  3. Step 3: Cross multiply
    704,816.48x = 1,057,261.61 × 326,090.94
  4. Step 4: Simplify right side
    704,816.48x = 344,763,430,600.36
  5. Step 5: Solve for x
    x = 344,763,430,600.36/704,816.48
  6. Step 6: Final answer
    x = 489,153.48

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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.