Finding the Fourth Proportional to 337,557.80, 506,336.70 and 137,811.80
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Solution
The fourth proportional to 337,557.80, 506,336.70 and 137,811.80 is: 206,717.70
Step by Step Solution
- Step 1: Write the proportion equation
337,557.80 : 506,336.70 = 137,811.80 : x - Step 2: Convert to fraction form
337,557.80/506,336.70 = 137,811.80/x - Step 3: Cross multiply
337,557.80x = 506,336.70 × 137,811.80 - Step 4: Simplify right side
337,557.80x = 69,779,172,033.06 - Step 5: Solve for x
x = 69,779,172,033.06/337,557.80 - Step 6: Final answer
x = 206,717.70
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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.