Finding the Fourth Proportional to 864,603.96, 1,192,943.34 and 506,838.84
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Solution
The fourth proportional to 864,603.96, 1,192,943.34 and 506,838.84 is: 699,314.42
Step by Step Solution
- Step 1: Write the proportion equation
864,603.96 : 1,192,943.34 = 506,838.84 : x - Step 2: Convert to fraction form
864,603.96/1,192,943.34 = 506,838.84/x - Step 3: Cross multiply
864,603.96x = 1,192,943.34 × 506,838.84 - Step 4: Simplify right side
864,603.96x = 604,630,018,631.33 - Step 5: Solve for x
x = 604,630,018,631.33/864,603.96 - Step 6: Final answer
x = 699,314.42
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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.