Home / 1,015,098.17-1,522,648.40-305,126.19

Finding the Fourth Proportional to 1,015,098.17, 1,522,648.40 and 305,126.19

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Solution

The fourth proportional to 1,015,098.17, 1,522,648.40 and 305,126.19 is: 457,689.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,098.17 : 1,522,648.40 = 305,126.19 : x
  2. Step 2: Convert to fraction form
    1,015,098.17/1,522,648.40 = 305,126.19/x
  3. Step 3: Cross multiply
    1,015,098.17x = 1,522,648.40 × 305,126.19
  4. Step 4: Simplify right side
    1,015,098.17x = 464,599,903,475.97
  5. Step 5: Solve for x
    x = 464,599,903,475.97/1,015,098.17
  6. Step 6: Final answer
    x = 457,689.63

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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.