Home / 755,222.16-1,133,030.64-281,911.60

Finding the Fourth Proportional to 755,222.16, 1,133,030.64 and 281,911.60

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Solution

The fourth proportional to 755,222.16, 1,133,030.64 and 281,911.60 is: 422,941.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,222.16 : 1,133,030.64 = 281,911.60 : x
  2. Step 2: Convert to fraction form
    755,222.16/1,133,030.64 = 281,911.60/x
  3. Step 3: Cross multiply
    755,222.16x = 1,133,030.64 × 281,911.60
  4. Step 4: Simplify right side
    755,222.16x = 319,414,480,571.42
  5. Step 5: Solve for x
    x = 319,414,480,571.42/755,222.16
  6. Step 6: Final answer
    x = 422,941.09

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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.