Home / 829,977.60-1,245,549.60-531,184.80

Finding the Fourth Proportional to 829,977.60, 1,245,549.60 and 531,184.80

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Solution

The fourth proportional to 829,977.60, 1,245,549.60 and 531,184.80 is: 797,150.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,977.60 : 1,245,549.60 = 531,184.80 : x
  2. Step 2: Convert to fraction form
    829,977.60/1,245,549.60 = 531,184.80/x
  3. Step 3: Cross multiply
    829,977.60x = 1,245,549.60 × 531,184.80
  4. Step 4: Simplify right side
    829,977.60x = 661,617,015,166.08
  5. Step 5: Solve for x
    x = 661,617,015,166.08/829,977.60
  6. Step 6: Final answer
    x = 797,150.45

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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.