Home / 340,629.58-470,068.95-197,472.61

Finding the Fourth Proportional to 340,629.58, 470,068.95 and 197,472.61

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Solution

The fourth proportional to 340,629.58, 470,068.95 and 197,472.61 is: 272,512.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,629.58 : 470,068.95 = 197,472.61 : x
  2. Step 2: Convert to fraction form
    340,629.58/470,068.95 = 197,472.61/x
  3. Step 3: Cross multiply
    340,629.58x = 470,068.95 × 197,472.61
  4. Step 4: Simplify right side
    340,629.58x = 92,825,742,436.46
  5. Step 5: Solve for x
    x = 92,825,742,436.46/340,629.58
  6. Step 6: Final answer
    x = 272,512.28

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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.