Finding the Fourth Proportional to 950,261.78, 1,425,689.13 and 319,202.96
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Solution
The fourth proportional to 950,261.78, 1,425,689.13 and 319,202.96 is: 478,904.02
Step by Step Solution
- Step 1: Write the proportion equation
950,261.78 : 1,425,689.13 = 319,202.96 : x - Step 2: Convert to fraction form
950,261.78/1,425,689.13 = 319,202.96/x - Step 3: Cross multiply
950,261.78x = 1,425,689.13 × 319,202.96 - Step 4: Simplify right side
950,261.78x = 455,084,190,335.83 - Step 5: Solve for x
x = 455,084,190,335.83/950,261.78 - Step 6: Final answer
x = 478,904.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.