Home / 1,026,915.46-1,540,520.79-317,004.28

Finding the Fourth Proportional to 1,026,915.46, 1,540,520.79 and 317,004.28

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Solution

The fourth proportional to 1,026,915.46, 1,540,520.79 and 317,004.28 is: 475,551.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,915.46 : 1,540,520.79 = 317,004.28 : x
  2. Step 2: Convert to fraction form
    1,026,915.46/1,540,520.79 = 317,004.28/x
  3. Step 3: Cross multiply
    1,026,915.46x = 1,540,520.79 × 317,004.28
  4. Step 4: Simplify right side
    1,026,915.46x = 488,351,683,858.98
  5. Step 5: Solve for x
    x = 488,351,683,858.98/1,026,915.46
  6. Step 6: Final answer
    x = 475,551.98

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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.