Home / 1,276,660.04-1,915,055.66-330,038.96

Finding the Fourth Proportional to 1,276,660.04, 1,915,055.66 and 330,038.96

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Solution

The fourth proportional to 1,276,660.04, 1,915,055.66 and 330,038.96 is: 495,075.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,660.04 : 1,915,055.66 = 330,038.96 : x
  2. Step 2: Convert to fraction form
    1,276,660.04/1,915,055.66 = 330,038.96/x
  3. Step 3: Cross multiply
    1,276,660.04x = 1,915,055.66 × 330,038.96
  4. Step 4: Simplify right side
    1,276,660.04x = 632,042,969,618.33
  5. Step 5: Solve for x
    x = 632,042,969,618.33/1,276,660.04
  6. Step 6: Final answer
    x = 495,075.39

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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.