Finding the Fourth Proportional to 473,159.20, 653,671.92 and 310,202.88
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Solution
The fourth proportional to 473,159.20, 653,671.92 and 310,202.88 is: 428,546.91
Step by Step Solution
- Step 1: Write the proportion equation
473,159.20 : 653,671.92 = 310,202.88 : x - Step 2: Convert to fraction form
473,159.20/653,671.92 = 310,202.88/x - Step 3: Cross multiply
473,159.20x = 653,671.92 × 310,202.88 - Step 4: Simplify right side
473,159.20x = 202,770,912,159.13 - Step 5: Solve for x
x = 202,770,912,159.13/473,159.20 - Step 6: Final answer
x = 428,546.91
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.