Finding the Fourth Proportional to 562,177.84, 775,805.16 and 307,528.96
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Solution
The fourth proportional to 562,177.84, 775,805.16 and 307,528.96 is: 424,389.82
Step by Step Solution
- Step 1: Write the proportion equation
562,177.84 : 775,805.16 = 307,528.96 : x - Step 2: Convert to fraction form
562,177.84/775,805.16 = 307,528.96/x - Step 3: Cross multiply
562,177.84x = 775,805.16 × 307,528.96 - Step 4: Simplify right side
562,177.84x = 238,582,554,017.43 - Step 5: Solve for x
x = 238,582,554,017.43/562,177.84 - Step 6: Final answer
x = 424,389.82
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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.