Home / 1,272,097.07-1,908,135.89-325,466.27

Finding the Fourth Proportional to 1,272,097.07, 1,908,135.89 and 325,466.27

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Solution

The fourth proportional to 1,272,097.07, 1,908,135.89 and 325,466.27 is: 488,196.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,097.07 : 1,908,135.89 = 325,466.27 : x
  2. Step 2: Convert to fraction form
    1,272,097.07/1,908,135.89 = 325,466.27/x
  3. Step 3: Cross multiply
    1,272,097.07x = 1,908,135.89 × 325,466.27
  4. Step 4: Simplify right side
    1,272,097.07x = 621,033,874,728.10
  5. Step 5: Solve for x
    x = 621,033,874,728.10/1,272,097.07
  6. Step 6: Final answer
    x = 488,196.92

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1.5x scale

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.