Home / 1,017,846.86-1,526,321.90-478,256.67

Finding the Fourth Proportional to 1,017,846.86, 1,526,321.90 and 478,256.67

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Solution

The fourth proportional to 1,017,846.86, 1,526,321.90 and 478,256.67 is: 717,174.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,846.86 : 1,526,321.90 = 478,256.67 : x
  2. Step 2: Convert to fraction form
    1,017,846.86/1,526,321.90 = 478,256.67/x
  3. Step 3: Cross multiply
    1,017,846.86x = 1,526,321.90 × 478,256.67
  4. Step 4: Simplify right side
    1,017,846.86x = 729,973,629,242.07
  5. Step 5: Solve for x
    x = 729,973,629,242.07/1,017,846.86
  6. Step 6: Final answer
    x = 717,174.32

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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.