Home / 601,390.45-829,918.74-359,673.03

Finding the Fourth Proportional to 601,390.45, 829,918.74 and 359,673.03

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Solution

The fourth proportional to 601,390.45, 829,918.74 and 359,673.03 is: 496,348.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,390.45 : 829,918.74 = 359,673.03 : x
  2. Step 2: Convert to fraction form
    601,390.45/829,918.74 = 359,673.03/x
  3. Step 3: Cross multiply
    601,390.45x = 829,918.74 × 359,673.03
  4. Step 4: Simplify right side
    601,390.45x = 298,499,388,517.76
  5. Step 5: Solve for x
    x = 298,499,388,517.76/601,390.45
  6. Step 6: Final answer
    x = 496,348.74

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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.