Home / 1,017,847.86-1,526,323.40-478,257.67

Finding the Fourth Proportional to 1,017,847.86, 1,526,323.40 and 478,257.67

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Solution

The fourth proportional to 1,017,847.86, 1,526,323.40 and 478,257.67 is: 717,175.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,847.86 : 1,526,323.40 = 478,257.67 : x
  2. Step 2: Convert to fraction form
    1,017,847.86/1,526,323.40 = 478,257.67/x
  3. Step 3: Cross multiply
    1,017,847.86x = 1,526,323.40 × 478,257.67
  4. Step 4: Simplify right side
    1,017,847.86x = 729,975,872,950.48
  5. Step 5: Solve for x
    x = 729,975,872,950.48/1,017,847.86
  6. Step 6: Final answer
    x = 717,175.82

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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.