Finding the Fourth Proportional to 804,044.16, 1,109,530.65 and 441,465.68
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Solution
The fourth proportional to 804,044.16, 1,109,530.65 and 441,465.68 is: 609,195.02
Step by Step Solution
- Step 1: Write the proportion equation
804,044.16 : 1,109,530.65 = 441,465.68 : x - Step 2: Convert to fraction form
804,044.16/1,109,530.65 = 441,465.68/x - Step 3: Cross multiply
804,044.16x = 1,109,530.65 × 441,465.68 - Step 4: Simplify right side
804,044.16x = 489,819,697,335.44 - Step 5: Solve for x
x = 489,819,697,335.44/804,044.16 - Step 6: Final answer
x = 609,195.02
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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.