Home / 1,011,256.21-1,517,103.06-301,341.43

Finding the Fourth Proportional to 1,011,256.21, 1,517,103.06 and 301,341.43

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Solution

The fourth proportional to 1,011,256.21, 1,517,103.06 and 301,341.43 is: 452,077.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,256.21 : 1,517,103.06 = 301,341.43 : x
  2. Step 2: Convert to fraction form
    1,011,256.21/1,517,103.06 = 301,341.43/x
  3. Step 3: Cross multiply
    1,011,256.21x = 1,517,103.06 × 301,341.43
  4. Step 4: Simplify right side
    1,011,256.21x = 457,166,005,557.78
  5. Step 5: Solve for x
    x = 457,166,005,557.78/1,011,256.21
  6. Step 6: Final answer
    x = 452,077.33

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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.