Finding the Fourth Proportional to 343,675.98, 474,267.06 and 192,769.74
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Solution
The fourth proportional to 343,675.98, 474,267.06 and 192,769.74 is: 266,018.99
Step by Step Solution
- Step 1: Write the proportion equation
343,675.98 : 474,267.06 = 192,769.74 : x - Step 2: Convert to fraction form
343,675.98/474,267.06 = 192,769.74/x - Step 3: Cross multiply
343,675.98x = 474,267.06 × 192,769.74 - Step 4: Simplify right side
343,675.98x = 91,424,337,846.76 - Step 5: Solve for x
x = 91,424,337,846.76/343,675.98 - Step 6: Final answer
x = 266,018.99
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1.5x scale
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.