Finding the Fourth Proportional to 502,974.58, 754,555.12 and 166,038.70
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Solution
The fourth proportional to 502,974.58, 754,555.12 and 166,038.70 is: 249,088.83
Step by Step Solution
- Step 1: Write the proportion equation
502,974.58 : 754,555.12 = 166,038.70 : x - Step 2: Convert to fraction form
502,974.58/754,555.12 = 166,038.70/x - Step 3: Cross multiply
502,974.58x = 754,555.12 × 166,038.70 - Step 4: Simplify right side
502,974.58x = 125,285,351,203.14 - Step 5: Solve for x
x = 125,285,351,203.14/502,974.58 - Step 6: Final answer
x = 249,088.83
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1.5x scale
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.