Home / 897,200.64-1,345,873.86-266,112.63

Finding the Fourth Proportional to 897,200.64, 1,345,873.86 and 266,112.63

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Solution

The fourth proportional to 897,200.64, 1,345,873.86 and 266,112.63 is: 399,190.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,200.64 : 1,345,873.86 = 266,112.63 : x
  2. Step 2: Convert to fraction form
    897,200.64/1,345,873.86 = 266,112.63/x
  3. Step 3: Cross multiply
    897,200.64x = 1,345,873.86 × 266,112.63
  4. Step 4: Simplify right side
    897,200.64x = 358,154,032,532.85
  5. Step 5: Solve for x
    x = 358,154,032,532.85/897,200.64
  6. Step 6: Final answer
    x = 399,190.57

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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.