Home / 484,627.60-727,090.16-248,136.32

Finding the Fourth Proportional to 484,627.60, 727,090.16 and 248,136.32

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Solution

The fourth proportional to 484,627.60, 727,090.16 and 248,136.32 is: 372,280.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,627.60 : 727,090.16 = 248,136.32 : x
  2. Step 2: Convert to fraction form
    484,627.60/727,090.16 = 248,136.32/x
  3. Step 3: Cross multiply
    484,627.60x = 727,090.16 × 248,136.32
  4. Step 4: Simplify right side
    484,627.60x = 180,417,476,610.61
  5. Step 5: Solve for x
    x = 180,417,476,610.61/484,627.60
  6. Step 6: Final answer
    x = 372,280.65

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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.