Finding the Fourth Proportional to 851,370.36, 1,174,898.70 and 469,410.84
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Solution
The fourth proportional to 851,370.36, 1,174,898.70 and 469,410.84 is: 647,791.15
Step by Step Solution
- Step 1: Write the proportion equation
851,370.36 : 1,174,898.70 = 469,410.84 : x - Step 2: Convert to fraction form
851,370.36/1,174,898.70 = 469,410.84/x - Step 3: Cross multiply
851,370.36x = 1,174,898.70 × 469,410.84 - Step 4: Simplify right side
851,370.36x = 551,510,185,681.91 - Step 5: Solve for x
x = 551,510,185,681.91/851,370.36 - Step 6: Final answer
x = 647,791.15
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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.