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Finding the Fourth Proportional to 309,322.92, 464,156.58 and 167,165.40

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Solution

The fourth proportional to 309,322.92, 464,156.58 and 167,165.40 is: 250,841.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,322.92 : 464,156.58 = 167,165.40 : x
  2. Step 2: Convert to fraction form
    309,322.92/464,156.58 = 167,165.40/x
  3. Step 3: Cross multiply
    309,322.92x = 464,156.58 × 167,165.40
  4. Step 4: Simplify right side
    309,322.92x = 77,590,920,358.33
  5. Step 5: Solve for x
    x = 77,590,920,358.33/309,322.92
  6. Step 6: Final answer
    x = 250,841.16

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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.