Home / 591,769.40-887,216.70-325,830.20

Finding the Fourth Proportional to 591,769.40, 887,216.70 and 325,830.20

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Solution

The fourth proportional to 591,769.40, 887,216.70 and 325,830.20 is: 488,504.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,769.40 : 887,216.70 = 325,830.20 : x
  2. Step 2: Convert to fraction form
    591,769.40/887,216.70 = 325,830.20/x
  3. Step 3: Cross multiply
    591,769.40x = 887,216.70 × 325,830.20
  4. Step 4: Simplify right side
    591,769.40x = 289,081,994,804.34
  5. Step 5: Solve for x
    x = 289,081,994,804.34/591,769.40
  6. Step 6: Final answer
    x = 488,504.47

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1.5x scale

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.