Finding the Fourth Proportional to 536,492.09, 804,862.71 and 157,397.51
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Solution
The fourth proportional to 536,492.09, 804,862.71 and 157,397.51 is: 236,132.82
Step by Step Solution
- Step 1: Write the proportion equation
536,492.09 : 804,862.71 = 157,397.51 : x - Step 2: Convert to fraction form
536,492.09/804,862.71 = 157,397.51/x - Step 3: Cross multiply
536,492.09x = 804,862.71 × 157,397.51 - Step 4: Simplify right side
536,492.09x = 126,683,388,458.01 - Step 5: Solve for x
x = 126,683,388,458.01/536,492.09 - Step 6: Final answer
x = 236,132.82
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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.