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Finding the Fourth Proportional to 352,846.08, 486,924.95 and 191,702.45

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Solution

The fourth proportional to 352,846.08, 486,924.95 and 191,702.45 is: 264,547.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,846.08 : 486,924.95 = 191,702.45 : x
  2. Step 2: Convert to fraction form
    352,846.08/486,924.95 = 191,702.45/x
  3. Step 3: Cross multiply
    352,846.08x = 486,924.95 × 191,702.45
  4. Step 4: Simplify right side
    352,846.08x = 93,344,707,577.70
  5. Step 5: Solve for x
    x = 93,344,707,577.70/352,846.08
  6. Step 6: Final answer
    x = 264,547.95

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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.