Finding the Fourth Proportional to 977,325.88, 1,464,712.07 and 545,026.09
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Solution
The fourth proportional to 977,325.88, 1,464,712.07 and 545,026.09 is: 816,827.13
Step by Step Solution
- Step 1: Write the proportion equation
977,325.88 : 1,464,712.07 = 545,026.09 : x - Step 2: Convert to fraction form
977,325.88/1,464,712.07 = 545,026.09/x - Step 3: Cross multiply
977,325.88x = 1,464,712.07 × 545,026.09 - Step 4: Simplify right side
977,325.88x = 798,306,292,487.91 - Step 5: Solve for x
x = 798,306,292,487.91/977,325.88 - Step 6: Final answer
x = 816,827.13
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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.