Finding the Fourth Proportional to 519,054.06, 716,294.79 and 292,699.56
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Solution
The fourth proportional to 519,054.06, 716,294.79 and 292,699.56 is: 403,925.50
Step by Step Solution
- Step 1: Write the proportion equation
519,054.06 : 716,294.79 = 292,699.56 : x - Step 2: Convert to fraction form
519,054.06/716,294.79 = 292,699.56/x - Step 3: Cross multiply
519,054.06x = 716,294.79 × 292,699.56 - Step 4: Simplify right side
519,054.06x = 209,659,169,863.29 - Step 5: Solve for x
x = 209,659,169,863.29/519,054.06 - Step 6: Final answer
x = 403,925.50
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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.