Finding the Fourth Proportional to 936,264.77, 1,292,044.93 and 528,452.14
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Solution
The fourth proportional to 936,264.77, 1,292,044.93 and 528,452.14 is: 729,263.70
Step by Step Solution
- Step 1: Write the proportion equation
936,264.77 : 1,292,044.93 = 528,452.14 : x - Step 2: Convert to fraction form
936,264.77/1,292,044.93 = 528,452.14/x - Step 3: Cross multiply
936,264.77x = 1,292,044.93 × 528,452.14 - Step 4: Simplify right side
936,264.77x = 682,783,903,683.41 - Step 5: Solve for x
x = 682,783,903,683.41/936,264.77 - Step 6: Final answer
x = 729,263.70
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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.