Finding the Fourth Proportional to 910,064.10, 1,365,117.28 and 236,171.98
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Solution
The fourth proportional to 910,064.10, 1,365,117.28 and 236,171.98 is: 354,263.45
Step by Step Solution
- Step 1: Write the proportion equation
910,064.10 : 1,365,117.28 = 236,171.98 : x - Step 2: Convert to fraction form
910,064.10/1,365,117.28 = 236,171.98/x - Step 3: Cross multiply
910,064.10x = 1,365,117.28 × 236,171.98 - Step 4: Simplify right side
910,064.10x = 322,402,446,946.59 - Step 5: Solve for x
x = 322,402,446,946.59/910,064.10 - Step 6: Final answer
x = 354,263.45
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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.