Finding the Fourth Proportional to 468,565.18, 646,616.99 and 253,704.58
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Solution
The fourth proportional to 468,565.18, 646,616.99 and 253,704.58 is: 350,110.72
Step by Step Solution
- Step 1: Write the proportion equation
468,565.18 : 646,616.99 = 253,704.58 : x - Step 2: Convert to fraction form
468,565.18/646,616.99 = 253,704.58/x - Step 3: Cross multiply
468,565.18x = 646,616.99 × 253,704.58 - Step 4: Simplify right side
468,565.18x = 164,049,690,886.53 - Step 5: Solve for x
x = 164,049,690,886.53/468,565.18 - Step 6: Final answer
x = 350,110.72
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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.