Finding the Fourth Proportional to 651,876.19, 977,815.07 and 178,565.63
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Solution
The fourth proportional to 651,876.19, 977,815.07 and 178,565.63 is: 267,848.66
Step by Step Solution
- Step 1: Write the proportion equation
651,876.19 : 977,815.07 = 178,565.63 : x - Step 2: Convert to fraction form
651,876.19/977,815.07 = 178,565.63/x - Step 3: Cross multiply
651,876.19x = 977,815.07 × 178,565.63 - Step 4: Simplify right side
651,876.19x = 174,604,163,998.04 - Step 5: Solve for x
x = 174,604,163,998.04/651,876.19 - Step 6: Final answer
x = 267,848.66
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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.