Home / 897,200.65-1,345,873.86-266,112.64

Finding the Fourth Proportional to 897,200.65, 1,345,873.86 and 266,112.64

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Solution

The fourth proportional to 897,200.65, 1,345,873.86 and 266,112.64 is: 399,190.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,200.65 : 1,345,873.86 = 266,112.64 : x
  2. Step 2: Convert to fraction form
    897,200.65/1,345,873.86 = 266,112.64/x
  3. Step 3: Cross multiply
    897,200.65x = 1,345,873.86 × 266,112.64
  4. Step 4: Simplify right side
    897,200.65x = 358,154,045,991.59
  5. Step 5: Solve for x
    x = 358,154,045,991.59/897,200.65
  6. Step 6: Final answer
    x = 399,190.58

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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.