Home / 1,108,954.80-1,663,492.70-350,739.64

Finding the Fourth Proportional to 1,108,954.80, 1,663,492.70 and 350,739.64

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Solution

The fourth proportional to 1,108,954.80, 1,663,492.70 and 350,739.64 is: 526,128.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,954.80 : 1,663,492.70 = 350,739.64 : x
  2. Step 2: Convert to fraction form
    1,108,954.80/1,663,492.70 = 350,739.64/x
  3. Step 3: Cross multiply
    1,108,954.80x = 1,663,492.70 × 350,739.64
  4. Step 4: Simplify right side
    1,108,954.80x = 583,452,830,740.63
  5. Step 5: Solve for x
    x = 583,452,830,740.63/1,108,954.80
  6. Step 6: Final answer
    x = 526,128.59

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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.