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Finding the Fourth Proportional to 303,448.41, 418,756.68 and 167,482.35

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Solution

The fourth proportional to 303,448.41, 418,756.68 and 167,482.35 is: 231,124.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,448.41 : 418,756.68 = 167,482.35 : x
  2. Step 2: Convert to fraction form
    303,448.41/418,756.68 = 167,482.35/x
  3. Step 3: Cross multiply
    303,448.41x = 418,756.68 × 167,482.35
  4. Step 4: Simplify right side
    303,448.41x = 70,134,352,844.60
  5. Step 5: Solve for x
    x = 70,134,352,844.60/303,448.41
  6. Step 6: Final answer
    x = 231,124.47

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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.