Home / 1,064,485.43-1,596,750.83-381,416.90

Finding the Fourth Proportional to 1,064,485.43, 1,596,750.83 and 381,416.90

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Solution

The fourth proportional to 1,064,485.43, 1,596,750.83 and 381,416.90 is: 572,133.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,485.43 : 1,596,750.83 = 381,416.90 : x
  2. Step 2: Convert to fraction form
    1,064,485.43/1,596,750.83 = 381,416.90/x
  3. Step 3: Cross multiply
    1,064,485.43x = 1,596,750.83 × 381,416.90
  4. Step 4: Simplify right side
    1,064,485.43x = 609,027,741,760.19
  5. Step 5: Solve for x
    x = 609,027,741,760.19/1,064,485.43
  6. Step 6: Final answer
    x = 572,133.47

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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.