Finding the Fourth Proportional to 604,317.84, 833,964.12 and 328,678.08
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Solution
The fourth proportional to 604,317.84, 833,964.12 and 328,678.08 is: 453,578.74
Step by Step Solution
- Step 1: Write the proportion equation
604,317.84 : 833,964.12 = 328,678.08 : x - Step 2: Convert to fraction form
604,317.84/833,964.12 = 328,678.08/x - Step 3: Cross multiply
604,317.84x = 833,964.12 × 328,678.08 - Step 4: Simplify right side
604,317.84x = 274,105,725,750.49 - Step 5: Solve for x
x = 274,105,725,750.49/604,317.84 - Step 6: Final answer
x = 453,578.74
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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.