Home / 340,282.74-469,617.30-197,045.31

Finding the Fourth Proportional to 340,282.74, 469,617.30 and 197,045.31

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Solution

The fourth proportional to 340,282.74, 469,617.30 and 197,045.31 is: 271,938.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,282.74 : 469,617.30 = 197,045.31 : x
  2. Step 2: Convert to fraction form
    340,282.74/469,617.30 = 197,045.31/x
  3. Step 3: Cross multiply
    340,282.74x = 469,617.30 × 197,045.31
  4. Step 4: Simplify right side
    340,282.74x = 92,535,886,459.86
  5. Step 5: Solve for x
    x = 92,535,886,459.86/340,282.74
  6. Step 6: Final answer
    x = 271,938.23

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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.