Home / 755,269.80-1,132,904.70-281,992.02

Finding the Fourth Proportional to 755,269.80, 1,132,904.70 and 281,992.02

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Solution

The fourth proportional to 755,269.80, 1,132,904.70 and 281,992.02 is: 422,988.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,269.80 : 1,132,904.70 = 281,992.02 : x
  2. Step 2: Convert to fraction form
    755,269.80/1,132,904.70 = 281,992.02/x
  3. Step 3: Cross multiply
    755,269.80x = 1,132,904.70 × 281,992.02
  4. Step 4: Simplify right side
    755,269.80x = 319,470,084,820.49
  5. Step 5: Solve for x
    x = 319,470,084,820.49/755,269.80
  6. Step 6: Final answer
    x = 422,988.03

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1.5x scale

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.