Home / 422,741.20-583,364.52-253,068.88

Finding the Fourth Proportional to 422,741.20, 583,364.52 and 253,068.88

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Solution

The fourth proportional to 422,741.20, 583,364.52 and 253,068.88 is: 349,224.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,741.20 : 583,364.52 = 253,068.88 : x
  2. Step 2: Convert to fraction form
    422,741.20/583,364.52 = 253,068.88/x
  3. Step 3: Cross multiply
    422,741.20x = 583,364.52 × 253,068.88
  4. Step 4: Simplify right side
    422,741.20x = 147,631,405,708.14
  5. Step 5: Solve for x
    x = 147,631,405,708.14/422,741.20
  6. Step 6: Final answer
    x = 349,224.08

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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.