Home / 926,631.72-1,389,961.26-365,661

Finding the Fourth Proportional to 926,631.72, 1,389,961.26 and 365,661

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Solution

The fourth proportional to 926,631.72, 1,389,961.26 and 365,661 is: 548,496.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,631.72 : 1,389,961.26 = 365,661 : x
  2. Step 2: Convert to fraction form
    926,631.72/1,389,961.26 = 365,661/x
  3. Step 3: Cross multiply
    926,631.72x = 1,389,961.26 × 365,661
  4. Step 4: Simplify right side
    926,631.72x = 508,254,624,292.86
  5. Step 5: Solve for x
    x = 508,254,624,292.86/926,631.72
  6. Step 6: Final answer
    x = 548,496.90

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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.