Home / 1,198,852.63-1,798,237.47-300,302.11

Finding the Fourth Proportional to 1,198,852.63, 1,798,237.47 and 300,302.11

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Solution

The fourth proportional to 1,198,852.63, 1,798,237.47 and 300,302.11 is: 450,442.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,852.63 : 1,798,237.47 = 300,302.11 : x
  2. Step 2: Convert to fraction form
    1,198,852.63/1,798,237.47 = 300,302.11/x
  3. Step 3: Cross multiply
    1,198,852.63x = 1,798,237.47 × 300,302.11
  4. Step 4: Simplify right side
    1,198,852.63x = 540,014,506,522.06
  5. Step 5: Solve for x
    x = 540,014,506,522.06/1,198,852.63
  6. Step 6: Final answer
    x = 450,442.78

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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.