Home / 849,830.46-1,274,745.82-281,058.92

Finding the Fourth Proportional to 849,830.46, 1,274,745.82 and 281,058.92

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Solution

The fourth proportional to 849,830.46, 1,274,745.82 and 281,058.92 is: 421,588.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,830.46 : 1,274,745.82 = 281,058.92 : x
  2. Step 2: Convert to fraction form
    849,830.46/1,274,745.82 = 281,058.92/x
  3. Step 3: Cross multiply
    849,830.46x = 1,274,745.82 × 281,058.92
  4. Step 4: Simplify right side
    849,830.46x = 358,278,683,443.71
  5. Step 5: Solve for x
    x = 358,278,683,443.71/849,830.46
  6. Step 6: Final answer
    x = 421,588.42

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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.