Finding the Fourth Proportional to 767,377.98, 1,150,717.05 and 368,206.74
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Solution
The fourth proportional to 767,377.98, 1,150,717.05 and 368,206.74 is: 552,142.21
Step by Step Solution
- Step 1: Write the proportion equation
767,377.98 : 1,150,717.05 = 368,206.74 : x - Step 2: Convert to fraction form
767,377.98/1,150,717.05 = 368,206.74/x - Step 3: Cross multiply
767,377.98x = 1,150,717.05 × 368,206.74 - Step 4: Simplify right side
767,377.98x = 423,701,773,642.92 - Step 5: Solve for x
x = 423,701,773,642.92/767,377.98 - Step 6: Final answer
x = 552,142.21
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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.