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Finding the Fourth Proportional to 441,606.40, 662,085.60 and 175,235.20

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Solution

The fourth proportional to 441,606.40, 662,085.60 and 175,235.20 is: 262,724.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,606.40 : 662,085.60 = 175,235.20 : x
  2. Step 2: Convert to fraction form
    441,606.40/662,085.60 = 175,235.20/x
  3. Step 3: Cross multiply
    441,606.40x = 662,085.60 × 175,235.20
  4. Step 4: Simplify right side
    441,606.40x = 116,020,702,533.12
  5. Step 5: Solve for x
    x = 116,020,702,533.12/441,606.40
  6. Step 6: Final answer
    x = 262,724.23

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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.