Home / 329,303.28-454,442.04-178,405.68

Finding the Fourth Proportional to 329,303.28, 454,442.04 and 178,405.68

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Solution

The fourth proportional to 329,303.28, 454,442.04 and 178,405.68 is: 246,201.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,303.28 : 454,442.04 = 178,405.68 : x
  2. Step 2: Convert to fraction form
    329,303.28/454,442.04 = 178,405.68/x
  3. Step 3: Cross multiply
    329,303.28x = 454,442.04 × 178,405.68
  4. Step 4: Simplify right side
    329,303.28x = 81,075,041,166.79
  5. Step 5: Solve for x
    x = 81,075,041,166.79/329,303.28
  6. Step 6: Final answer
    x = 246,201.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.