Home / 379,559.64-569,319.96-113,322.36

Finding the Fourth Proportional to 379,559.64, 569,319.96 and 113,322.36

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Solution

The fourth proportional to 379,559.64, 569,319.96 and 113,322.36 is: 169,977.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,559.64 : 569,319.96 = 113,322.36 : x
  2. Step 2: Convert to fraction form
    379,559.64/569,319.96 = 113,322.36/x
  3. Step 3: Cross multiply
    379,559.64x = 569,319.96 × 113,322.36
  4. Step 4: Simplify right side
    379,559.64x = 64,516,681,462.31
  5. Step 5: Solve for x
    x = 64,516,681,462.31/379,559.64
  6. Step 6: Final answer
    x = 169,977.72

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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.