Home / 437,261.19-654,410.37-268,888.16

Finding the Fourth Proportional to 437,261.19, 654,410.37 and 268,888.16

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Solution

The fourth proportional to 437,261.19, 654,410.37 and 268,888.16 is: 402,421.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,261.19 : 654,410.37 = 268,888.16 : x
  2. Step 2: Convert to fraction form
    437,261.19/654,410.37 = 268,888.16/x
  3. Step 3: Cross multiply
    437,261.19x = 654,410.37 × 268,888.16
  4. Step 4: Simplify right side
    437,261.19x = 175,963,200,274.22
  5. Step 5: Solve for x
    x = 175,963,200,274.22/437,261.19
  6. Step 6: Final answer
    x = 402,421.26

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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.