Home / 979,497.86-1,469,814.04-410,828.36

Finding the Fourth Proportional to 979,497.86, 1,469,814.04 and 410,828.36

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Solution

The fourth proportional to 979,497.86, 1,469,814.04 and 410,828.36 is: 616,480.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,497.86 : 1,469,814.04 = 410,828.36 : x
  2. Step 2: Convert to fraction form
    979,497.86/1,469,814.04 = 410,828.36/x
  3. Step 3: Cross multiply
    979,497.86x = 1,469,814.04 × 410,828.36
  4. Step 4: Simplify right side
    979,497.86x = 603,841,291,558.18
  5. Step 5: Solve for x
    x = 603,841,291,558.18/979,497.86
  6. Step 6: Final answer
    x = 616,480.46

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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.