Finding the Fourth Proportional to 748,545.84, 1,032,992.16 and 426,256
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Solution
The fourth proportional to 748,545.84, 1,032,992.16 and 426,256 is: 588,232.65
Step by Step Solution
- Step 1: Write the proportion equation
748,545.84 : 1,032,992.16 = 426,256 : x - Step 2: Convert to fraction form
748,545.84/1,032,992.16 = 426,256/x - Step 3: Cross multiply
748,545.84x = 1,032,992.16 × 426,256 - Step 4: Simplify right side
748,545.84x = 440,319,106,152.96 - Step 5: Solve for x
x = 440,319,106,152.96/748,545.84 - Step 6: Final answer
x = 588,232.65
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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.