Home / 403,786.40-604,513.20-246,322.40

Finding the Fourth Proportional to 403,786.40, 604,513.20 and 246,322.40

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Solution

The fourth proportional to 403,786.40, 604,513.20 and 246,322.40 is: 368,772.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,786.40 : 604,513.20 = 246,322.40 : x
  2. Step 2: Convert to fraction form
    403,786.40/604,513.20 = 246,322.40/x
  3. Step 3: Cross multiply
    403,786.40x = 604,513.20 × 246,322.40
  4. Step 4: Simplify right side
    403,786.40x = 148,905,142,255.68
  5. Step 5: Solve for x
    x = 148,905,142,255.68/403,786.40
  6. Step 6: Final answer
    x = 368,772.06

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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.