Home / 471,922.04-651,234.05-288,467.77

Finding the Fourth Proportional to 471,922.04, 651,234.05 and 288,467.77

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Solution

The fourth proportional to 471,922.04, 651,234.05 and 288,467.77 is: 398,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,922.04 : 651,234.05 = 288,467.77 : x
  2. Step 2: Convert to fraction form
    471,922.04/651,234.05 = 288,467.77/x
  3. Step 3: Cross multiply
    471,922.04x = 651,234.05 × 288,467.77
  4. Step 4: Simplify right side
    471,922.04x = 187,860,034,151.57
  5. Step 5: Solve for x
    x = 187,860,034,151.57/471,922.04
  6. Step 6: Final answer
    x = 398,074.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.