Finding the Fourth Proportional to 851,191.74, 1,174,652.55 and 469,232.19
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Solution
The fourth proportional to 851,191.74, 1,174,652.55 and 469,232.19 is: 647,544.80
Step by Step Solution
- Step 1: Write the proportion equation
851,191.74 : 1,174,652.55 = 469,232.19 : x - Step 2: Convert to fraction form
851,191.74/1,174,652.55 = 469,232.19/x - Step 3: Cross multiply
851,191.74x = 1,174,652.55 × 469,232.19 - Step 4: Simplify right side
851,191.74x = 551,184,788,525.59 - Step 5: Solve for x
x = 551,184,788,525.59/851,191.74 - Step 6: Final answer
x = 647,544.80
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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.