Home / 668,048.40-1,002,058.01-162,612.05

Finding the Fourth Proportional to 668,048.40, 1,002,058.01 and 162,612.05

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Solution

The fourth proportional to 668,048.40, 1,002,058.01 and 162,612.05 is: 243,914.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,048.40 : 1,002,058.01 = 162,612.05 : x
  2. Step 2: Convert to fraction form
    668,048.40/1,002,058.01 = 162,612.05/x
  3. Step 3: Cross multiply
    668,048.40x = 1,002,058.01 × 162,612.05
  4. Step 4: Simplify right side
    668,048.40x = 162,946,702,654.24
  5. Step 5: Solve for x
    x = 162,946,702,654.24/668,048.40
  6. Step 6: Final answer
    x = 243,914.52

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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.