Home / 628,262.58-867,003.57-341,783.94

Finding the Fourth Proportional to 628,262.58, 867,003.57 and 341,783.94

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Solution

The fourth proportional to 628,262.58, 867,003.57 and 341,783.94 is: 471,662.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,262.58 : 867,003.57 = 341,783.94 : x
  2. Step 2: Convert to fraction form
    628,262.58/867,003.57 = 341,783.94/x
  3. Step 3: Cross multiply
    628,262.58x = 867,003.57 × 341,783.94
  4. Step 4: Simplify right side
    628,262.58x = 296,327,896,148.67
  5. Step 5: Solve for x
    x = 296,327,896,148.67/628,262.58
  6. Step 6: Final answer
    x = 471,662.50

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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.