Finding the Fourth Proportional to 608,367.09, 912,246.07 and 187,588.29
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Solution
The fourth proportional to 608,367.09, 912,246.07 and 187,588.29 is: 281,288.52
Step by Step Solution
- Step 1: Write the proportion equation
608,367.09 : 912,246.07 = 187,588.29 : x - Step 2: Convert to fraction form
608,367.09/912,246.07 = 187,588.29/x - Step 3: Cross multiply
608,367.09x = 912,246.07 × 187,588.29 - Step 4: Simplify right side
608,367.09x = 171,126,680,330.52 - Step 5: Solve for x
x = 171,126,680,330.52/608,367.09 - Step 6: Final answer
x = 281,288.52
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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.