Home / 366,981.48-550,340.12-127,030.18

Finding the Fourth Proportional to 366,981.48, 550,340.12 and 127,030.18

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Solution

The fourth proportional to 366,981.48, 550,340.12 and 127,030.18 is: 190,499.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,981.48 : 550,340.12 = 127,030.18 : x
  2. Step 2: Convert to fraction form
    366,981.48/550,340.12 = 127,030.18/x
  3. Step 3: Cross multiply
    366,981.48x = 550,340.12 × 127,030.18
  4. Step 4: Simplify right side
    366,981.48x = 69,909,804,504.82
  5. Step 5: Solve for x
    x = 69,909,804,504.82/366,981.48
  6. Step 6: Final answer
    x = 190,499.54

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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.