Home / 525,009.30-787,629.15-169,962.90

Finding the Fourth Proportional to 525,009.30, 787,629.15 and 169,962.90

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Solution

The fourth proportional to 525,009.30, 787,629.15 and 169,962.90 is: 254,981.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,009.30 : 787,629.15 = 169,962.90 : x
  2. Step 2: Convert to fraction form
    525,009.30/787,629.15 = 169,962.90/x
  3. Step 3: Cross multiply
    525,009.30x = 787,629.15 × 169,962.90
  4. Step 4: Simplify right side
    525,009.30x = 133,867,734,458.54
  5. Step 5: Solve for x
    x = 133,867,734,458.54/525,009.30
  6. Step 6: Final answer
    x = 254,981.64

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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.