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Finding the Fourth Proportional to 441,820.80, 662,368.32 and 175,466.88

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Solution

The fourth proportional to 441,820.80, 662,368.32 and 175,466.88 is: 263,056.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,820.80 : 662,368.32 = 175,466.88 : x
  2. Step 2: Convert to fraction form
    441,820.80/662,368.32 = 175,466.88/x
  3. Step 3: Cross multiply
    441,820.80x = 662,368.32 × 175,466.88
  4. Step 4: Simplify right side
    441,820.80x = 116,223,702,521.24
  5. Step 5: Solve for x
    x = 116,223,702,521.24/441,820.80
  6. Step 6: Final answer
    x = 263,056.20

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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.