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Finding the Fourth Proportional to 1,037,164, 1,555,746 and 336,748

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Solution

The fourth proportional to 1,037,164, 1,555,746 and 336,748 is: 505,122

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,164 : 1,555,746 = 336,748 : x
  2. Step 2: Convert to fraction form
    1,037,164/1,555,746 = 336,748/x
  3. Step 3: Cross multiply
    1,037,164x = 1,555,746 × 336,748
  4. Step 4: Simplify right side
    1,037,164x = 523,894,354,008
  5. Step 5: Solve for x
    x = 523,894,354,008/1,037,164
  6. Step 6: Final answer
    x = 505,122

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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.