Home / 340,947.42-470,475.33-197,691.93

Finding the Fourth Proportional to 340,947.42, 470,475.33 and 197,691.93

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Solution

The fourth proportional to 340,947.42, 470,475.33 and 197,691.93 is: 272,796.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,947.42 : 470,475.33 = 197,691.93 : x
  2. Step 2: Convert to fraction form
    340,947.42/470,475.33 = 197,691.93/x
  3. Step 3: Cross multiply
    340,947.42x = 470,475.33 × 197,691.93
  4. Step 4: Simplify right side
    340,947.42x = 93,009,176,005.09
  5. Step 5: Solve for x
    x = 93,009,176,005.09/340,947.42
  6. Step 6: Final answer
    x = 272,796.25

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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.