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Finding the Fourth Proportional to 310,196.49, 465,526.34 and 230,418.68

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Solution

The fourth proportional to 310,196.49, 465,526.34 and 230,418.68 is: 345,800.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,196.49 : 465,526.34 = 230,418.68 : x
  2. Step 2: Convert to fraction form
    310,196.49/465,526.34 = 230,418.68/x
  3. Step 3: Cross multiply
    310,196.49x = 465,526.34 × 230,418.68
  4. Step 4: Simplify right side
    310,196.49x = 107,265,962,152.38
  5. Step 5: Solve for x
    x = 107,265,962,152.38/310,196.49
  6. Step 6: Final answer
    x = 345,800.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.