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Finding the Fourth Proportional to 442,165.08, 610,204.14 and 251,210.82

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Solution

The fourth proportional to 442,165.08, 610,204.14 and 251,210.82 is: 346,680.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,165.08 : 610,204.14 = 251,210.82 : x
  2. Step 2: Convert to fraction form
    442,165.08/610,204.14 = 251,210.82/x
  3. Step 3: Cross multiply
    442,165.08x = 610,204.14 × 251,210.82
  4. Step 4: Simplify right side
    442,165.08x = 153,289,882,376.80
  5. Step 5: Solve for x
    x = 153,289,882,376.80/442,165.08
  6. Step 6: Final answer
    x = 346,680.21

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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.