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Finding the Fourth Proportional to 464,546.80, 697,050.60 and 265,020.40

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Solution

The fourth proportional to 464,546.80, 697,050.60 and 265,020.40 is: 397,662.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,546.80 : 697,050.60 = 265,020.40 : x
  2. Step 2: Convert to fraction form
    464,546.80/697,050.60 = 265,020.40/x
  3. Step 3: Cross multiply
    464,546.80x = 697,050.60 × 265,020.40
  4. Step 4: Simplify right side
    464,546.80x = 184,732,628,832.24
  5. Step 5: Solve for x
    x = 184,732,628,832.24/464,546.80
  6. Step 6: Final answer
    x = 397,662.04

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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.