Home / 849,986.42-1,274,673.44-281,262.53

Finding the Fourth Proportional to 849,986.42, 1,274,673.44 and 281,262.53

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Solution

The fourth proportional to 849,986.42, 1,274,673.44 and 281,262.53 is: 421,792.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,986.42 : 1,274,673.44 = 281,262.53 : x
  2. Step 2: Convert to fraction form
    849,986.42/1,274,673.44 = 281,262.53/x
  3. Step 3: Cross multiply
    849,986.42x = 1,274,673.44 × 281,262.53
  4. Step 4: Simplify right side
    849,986.42x = 358,517,878,438.57
  5. Step 5: Solve for x
    x = 358,517,878,438.57/849,986.42
  6. Step 6: Final answer
    x = 421,792.48

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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.