Home / 340,559.41-469,972.10-197,402.49

Finding the Fourth Proportional to 340,559.41, 469,972.10 and 197,402.49

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Solution

The fourth proportional to 340,559.41, 469,972.10 and 197,402.49 is: 272,415.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,559.41 : 469,972.10 = 197,402.49 : x
  2. Step 2: Convert to fraction form
    340,559.41/469,972.10 = 197,402.49/x
  3. Step 3: Cross multiply
    340,559.41x = 469,972.10 × 197,402.49
  4. Step 4: Simplify right side
    340,559.41x = 92,773,662,770.53
  5. Step 5: Solve for x
    x = 92,773,662,770.53/340,559.41
  6. Step 6: Final answer
    x = 272,415.50

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1.5x scale

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.