Finding the Fourth Proportional to 891,637.08, 1,230,277.26 and 528,902.04
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Solution
The fourth proportional to 891,637.08, 1,230,277.26 and 528,902.04 is: 729,776.91
Step by Step Solution
- Step 1: Write the proportion equation
891,637.08 : 1,230,277.26 = 528,902.04 : x - Step 2: Convert to fraction form
891,637.08/1,230,277.26 = 528,902.04/x - Step 3: Cross multiply
891,637.08x = 1,230,277.26 × 528,902.04 - Step 4: Simplify right side
891,637.08x = 650,696,152,579.61 - Step 5: Solve for x
x = 650,696,152,579.61/891,637.08 - Step 6: Final answer
x = 729,776.91
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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.