Home / 607,121.83-837,811.45-335,184.78

Finding the Fourth Proportional to 607,121.83, 837,811.45 and 335,184.78

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Solution

The fourth proportional to 607,121.83, 837,811.45 and 335,184.78 is: 462,545.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,121.83 : 837,811.45 = 335,184.78 : x
  2. Step 2: Convert to fraction form
    607,121.83/837,811.45 = 335,184.78/x
  3. Step 3: Cross multiply
    607,121.83x = 837,811.45 × 335,184.78
  4. Step 4: Simplify right side
    607,121.83x = 280,821,650,110.51
  5. Step 5: Solve for x
    x = 280,821,650,110.51/607,121.83
  6. Step 6: Final answer
    x = 462,545.80

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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.