Finding the Fourth Proportional to 358,751.17, 495,058.35 and 197,602.75
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Solution
The fourth proportional to 358,751.17, 495,058.35 and 197,602.75 is: 272,681.73
Step by Step Solution
- Step 1: Write the proportion equation
358,751.17 : 495,058.35 = 197,602.75 : x - Step 2: Convert to fraction form
358,751.17/495,058.35 = 197,602.75/x - Step 3: Cross multiply
358,751.17x = 495,058.35 × 197,602.75 - Step 4: Simplify right side
358,751.17x = 97,824,891,370.46 - Step 5: Solve for x
x = 97,824,891,370.46/358,751.17 - Step 6: Final answer
x = 272,681.73
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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.