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Finding the Fourth Proportional to 400,615, 600,058.59 and 377,061.01

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Solution

The fourth proportional to 400,615, 600,058.59 and 377,061.01 is: 564,778.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,615 : 600,058.59 = 377,061.01 : x
  2. Step 2: Convert to fraction form
    400,615/600,058.59 = 377,061.01/x
  3. Step 3: Cross multiply
    400,615x = 600,058.59 × 377,061.01
  4. Step 4: Simplify right side
    400,615x = 226,258,698,004.58
  5. Step 5: Solve for x
    x = 226,258,698,004.58/400,615
  6. Step 6: Final answer
    x = 564,778.40

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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.