Home / 963,693.26-1,445,408.67-253,661.84

Finding the Fourth Proportional to 963,693.26, 1,445,408.67 and 253,661.84

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Solution

The fourth proportional to 963,693.26, 1,445,408.67 and 253,661.84 is: 380,458.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,693.26 : 1,445,408.67 = 253,661.84 : x
  2. Step 2: Convert to fraction form
    963,693.26/1,445,408.67 = 253,661.84/x
  3. Step 3: Cross multiply
    963,693.26x = 1,445,408.67 × 253,661.84
  4. Step 4: Simplify right side
    963,693.26x = 366,645,020,501.78
  5. Step 5: Solve for x
    x = 366,645,020,501.78/963,693.26
  6. Step 6: Final answer
    x = 380,458.22

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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.