Finding the Fourth Proportional to 779,956.71, 1,169,702.60 and 330,670.37
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Solution
The fourth proportional to 779,956.71, 1,169,702.60 and 330,670.37 is: 495,906.99
Step by Step Solution
- Step 1: Write the proportion equation
779,956.71 : 1,169,702.60 = 330,670.37 : x - Step 2: Convert to fraction form
779,956.71/1,169,702.60 = 330,670.37/x - Step 3: Cross multiply
779,956.71x = 1,169,702.60 × 330,670.37 - Step 4: Simplify right side
779,956.71x = 386,785,984,030.10 - Step 5: Solve for x
x = 386,785,984,030.10/779,956.71 - Step 6: Final answer
x = 495,906.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.