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Finding the Fourth Proportional to 606,769, 910,153.50 and 163,537

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Solution

The fourth proportional to 606,769, 910,153.50 and 163,537 is: 245,305.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,769 : 910,153.50 = 163,537 : x
  2. Step 2: Convert to fraction form
    606,769/910,153.50 = 163,537/x
  3. Step 3: Cross multiply
    606,769x = 910,153.50 × 163,537
  4. Step 4: Simplify right side
    606,769x = 148,843,772,929.50
  5. Step 5: Solve for x
    x = 148,843,772,929.50/606,769
  6. Step 6: Final answer
    x = 245,305.50

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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.