Home / 850,636.93-1,173,878.30-468,663.70

Finding the Fourth Proportional to 850,636.93, 1,173,878.30 and 468,663.70

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Solution

The fourth proportional to 850,636.93, 1,173,878.30 and 468,663.70 is: 646,755.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,636.93 : 1,173,878.30 = 468,663.70 : x
  2. Step 2: Convert to fraction form
    850,636.93/1,173,878.30 = 468,663.70/x
  3. Step 3: Cross multiply
    850,636.93x = 1,173,878.30 × 468,663.70
  4. Step 4: Simplify right side
    850,636.93x = 550,154,147,427.71
  5. Step 5: Solve for x
    x = 550,154,147,427.71/850,636.93
  6. Step 6: Final answer
    x = 646,755.54

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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.