Home / 379,523.64-569,266.02-113,286.36

Finding the Fourth Proportional to 379,523.64, 569,266.02 and 113,286.36

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Solution

The fourth proportional to 379,523.64, 569,266.02 and 113,286.36 is: 169,923.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,523.64 : 569,266.02 = 113,286.36 : x
  2. Step 2: Convert to fraction form
    379,523.64/569,266.02 = 113,286.36/x
  3. Step 3: Cross multiply
    379,523.64x = 569,266.02 × 113,286.36
  4. Step 4: Simplify right side
    379,523.64x = 64,490,075,277.49
  5. Step 5: Solve for x
    x = 64,490,075,277.49/379,523.64
  6. Step 6: Final answer
    x = 169,923.74

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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.