Home / 789,566.08-1,184,040.24-256,957.60

Finding the Fourth Proportional to 789,566.08, 1,184,040.24 and 256,957.60

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Solution

The fourth proportional to 789,566.08, 1,184,040.24 and 256,957.60 is: 385,335.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,566.08 : 1,184,040.24 = 256,957.60 : x
  2. Step 2: Convert to fraction form
    789,566.08/1,184,040.24 = 256,957.60/x
  3. Step 3: Cross multiply
    789,566.08x = 1,184,040.24 × 256,957.60
  4. Step 4: Simplify right side
    789,566.08x = 304,248,138,373.82
  5. Step 5: Solve for x
    x = 304,248,138,373.82/789,566.08
  6. Step 6: Final answer
    x = 385,335.88

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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.