Finding the Fourth Proportional to 787,512.84, 1,181,286 and 282,106.68
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Solution
The fourth proportional to 787,512.84, 1,181,286 and 282,106.68 is: 423,166.02
Step by Step Solution
- Step 1: Write the proportion equation
787,512.84 : 1,181,286 = 282,106.68 : x - Step 2: Convert to fraction form
787,512.84/1,181,286 = 282,106.68/x - Step 3: Cross multiply
787,512.84x = 1,181,286 × 282,106.68 - Step 4: Simplify right side
787,512.84x = 333,248,671,590.48 - Step 5: Solve for x
x = 333,248,671,590.48/787,512.84 - Step 6: Final answer
x = 423,166.02
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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.