Finding the Fourth Proportional to 985,961.73, 1,479,027.27 and 346,210.49
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Solution
The fourth proportional to 985,961.73, 1,479,027.27 and 346,210.49 is: 519,345.46
Step by Step Solution
- Step 1: Write the proportion equation
985,961.73 : 1,479,027.27 = 346,210.49 : x - Step 2: Convert to fraction form
985,961.73/1,479,027.27 = 346,210.49/x - Step 3: Cross multiply
985,961.73x = 1,479,027.27 × 346,210.49 - Step 4: Simplify right side
985,961.73x = 512,054,748,474.93 - Step 5: Solve for x
x = 512,054,748,474.93/985,961.73 - Step 6: Final answer
x = 519,345.46
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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.