Home / 864,047.44-1,295,957.32-256,822.79

Finding the Fourth Proportional to 864,047.44, 1,295,957.32 and 256,822.79

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Solution

The fourth proportional to 864,047.44, 1,295,957.32 and 256,822.79 is: 385,200.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,047.44 : 1,295,957.32 = 256,822.79 : x
  2. Step 2: Convert to fraction form
    864,047.44/1,295,957.32 = 256,822.79/x
  3. Step 3: Cross multiply
    864,047.44x = 1,295,957.32 × 256,822.79
  4. Step 4: Simplify right side
    864,047.44x = 332,831,374,643.32
  5. Step 5: Solve for x
    x = 332,831,374,643.32/864,047.44
  6. Step 6: Final answer
    x = 385,200.35

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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.