Home / 1,072,582.20-1,609,089.30-314,422.20

Finding the Fourth Proportional to 1,072,582.20, 1,609,089.30 and 314,422.20

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Solution

The fourth proportional to 1,072,582.20, 1,609,089.30 and 314,422.20 is: 471,696.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,582.20 : 1,609,089.30 = 314,422.20 : x
  2. Step 2: Convert to fraction form
    1,072,582.20/1,609,089.30 = 314,422.20/x
  3. Step 3: Cross multiply
    1,072,582.20x = 1,609,089.30 × 314,422.20
  4. Step 4: Simplify right side
    1,072,582.20x = 505,933,397,702.46
  5. Step 5: Solve for x
    x = 505,933,397,702.46/1,072,582.20
  6. Step 6: Final answer
    x = 471,696.62

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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.