Home / 867,147.50-1,301,246.14-368,511.50

Finding the Fourth Proportional to 867,147.50, 1,301,246.14 and 368,511.50

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Solution

The fourth proportional to 867,147.50, 1,301,246.14 and 368,511.50 is: 552,990.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,147.50 : 1,301,246.14 = 368,511.50 : x
  2. Step 2: Convert to fraction form
    867,147.50/1,301,246.14 = 368,511.50/x
  3. Step 3: Cross multiply
    867,147.50x = 1,301,246.14 × 368,511.50
  4. Step 4: Simplify right side
    867,147.50x = 479,524,166,920.61
  5. Step 5: Solve for x
    x = 479,524,166,920.61/867,147.50
  6. Step 6: Final answer
    x = 552,990.31

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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.