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Finding the Fourth Proportional to 469,994.94, 648,596.83 and 260,446.34

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Solution

The fourth proportional to 469,994.94, 648,596.83 and 260,446.34 is: 359,418.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,994.94 : 648,596.83 = 260,446.34 : x
  2. Step 2: Convert to fraction form
    469,994.94/648,596.83 = 260,446.34/x
  3. Step 3: Cross multiply
    469,994.94x = 648,596.83 × 260,446.34
  4. Step 4: Simplify right side
    469,994.94x = 168,924,666,615.00
  5. Step 5: Solve for x
    x = 168,924,666,615.00/469,994.94
  6. Step 6: Final answer
    x = 359,418.05

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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.