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Finding the Fourth Proportional to 273,803.51, 377,603.40 and 228,014.75

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Solution

The fourth proportional to 273,803.51, 377,603.40 and 228,014.75 is: 314,455.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,803.51 : 377,603.40 = 228,014.75 : x
  2. Step 2: Convert to fraction form
    273,803.51/377,603.40 = 228,014.75/x
  3. Step 3: Cross multiply
    273,803.51x = 377,603.40 × 228,014.75
  4. Step 4: Simplify right side
    273,803.51x = 86,099,142,601.32
  5. Step 5: Solve for x
    x = 86,099,142,601.32/273,803.51
  6. Step 6: Final answer
    x = 314,455.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.