Home / 1,264,879.60-1,896,663.30-465,749.80

Finding the Fourth Proportional to 1,264,879.60, 1,896,663.30 and 465,749.80

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Solution

The fourth proportional to 1,264,879.60, 1,896,663.30 and 465,749.80 is: 698,383.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,879.60 : 1,896,663.30 = 465,749.80 : x
  2. Step 2: Convert to fraction form
    1,264,879.60/1,896,663.30 = 465,749.80/x
  3. Step 3: Cross multiply
    1,264,879.60x = 1,896,663.30 × 465,749.80
  4. Step 4: Simplify right side
    1,264,879.60x = 883,370,552,642.34
  5. Step 5: Solve for x
    x = 883,370,552,642.34/1,264,879.60
  6. Step 6: Final answer
    x = 698,383.11

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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.