Home / 1,015,461.82-1,523,194.35-257,303.44

Finding the Fourth Proportional to 1,015,461.82, 1,523,194.35 and 257,303.44

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Solution

The fourth proportional to 1,015,461.82, 1,523,194.35 and 257,303.44 is: 385,955.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,461.82 : 1,523,194.35 = 257,303.44 : x
  2. Step 2: Convert to fraction form
    1,015,461.82/1,523,194.35 = 257,303.44/x
  3. Step 3: Cross multiply
    1,015,461.82x = 1,523,194.35 × 257,303.44
  4. Step 4: Simplify right side
    1,015,461.82x = 391,923,146,043.56
  5. Step 5: Solve for x
    x = 391,923,146,043.56/1,015,461.82
  6. Step 6: Final answer
    x = 385,955.57

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Double scale
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1.5x scale

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.