Home / 384,786.16-577,179.24-104,303.41

Finding the Fourth Proportional to 384,786.16, 577,179.24 and 104,303.41

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Solution

The fourth proportional to 384,786.16, 577,179.24 and 104,303.41 is: 156,455.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,786.16 : 577,179.24 = 104,303.41 : x
  2. Step 2: Convert to fraction form
    384,786.16/577,179.24 = 104,303.41/x
  3. Step 3: Cross multiply
    384,786.16x = 577,179.24 × 104,303.41
  4. Step 4: Simplify right side
    384,786.16x = 60,201,762,913.21
  5. Step 5: Solve for x
    x = 60,201,762,913.21/384,786.16
  6. Step 6: Final answer
    x = 156,455.12

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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.