Home / 850,778.59-1,174,099.52-468,829.98

Finding the Fourth Proportional to 850,778.59, 1,174,099.52 and 468,829.98

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Solution

The fourth proportional to 850,778.59, 1,174,099.52 and 468,829.98 is: 646,999.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,778.59 : 1,174,099.52 = 468,829.98 : x
  2. Step 2: Convert to fraction form
    850,778.59/1,174,099.52 = 468,829.98/x
  3. Step 3: Cross multiply
    850,778.59x = 1,174,099.52 × 468,829.98
  4. Step 4: Simplify right side
    850,778.59x = 550,453,054,479.61
  5. Step 5: Solve for x
    x = 550,453,054,479.61/850,778.59
  6. Step 6: Final answer
    x = 646,999.19

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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.