Home / 706,355.79-1,060,004.81-257,076.54

Finding the Fourth Proportional to 706,355.79, 1,060,004.81 and 257,076.54

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Solution

The fourth proportional to 706,355.79, 1,060,004.81 and 257,076.54 is: 385,786.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,355.79 : 1,060,004.81 = 257,076.54 : x
  2. Step 2: Convert to fraction form
    706,355.79/1,060,004.81 = 257,076.54/x
  3. Step 3: Cross multiply
    706,355.79x = 1,060,004.81 × 257,076.54
  4. Step 4: Simplify right side
    706,355.79x = 272,502,362,352.75
  5. Step 5: Solve for x
    x = 272,502,362,352.75/706,355.79
  6. Step 6: Final answer
    x = 385,786.27

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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.