Finding the Fourth Proportional to 736,555.91, 1,016,294.72 and 430,573.14
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Solution
The fourth proportional to 736,555.91, 1,016,294.72 and 430,573.14 is: 594,101.82
Step by Step Solution
- Step 1: Write the proportion equation
736,555.91 : 1,016,294.72 = 430,573.14 : x - Step 2: Convert to fraction form
736,555.91/1,016,294.72 = 430,573.14/x - Step 3: Cross multiply
736,555.91x = 1,016,294.72 × 430,573.14 - Step 4: Simplify right side
736,555.91x = 437,589,206,602.96 - Step 5: Solve for x
x = 437,589,206,602.96/736,555.91 - Step 6: Final answer
x = 594,101.82
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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.