Finding the Fourth Proportional to 779,702.36, 1,168,348.02 and 608,518.18
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Solution
The fourth proportional to 779,702.36, 1,168,348.02 and 608,518.18 is: 911,836.42
Step by Step Solution
- Step 1: Write the proportion equation
779,702.36 : 1,168,348.02 = 608,518.18 : x - Step 2: Convert to fraction form
779,702.36/1,168,348.02 = 608,518.18/x - Step 3: Cross multiply
779,702.36x = 1,168,348.02 × 608,518.18 - Step 4: Simplify right side
779,702.36x = 710,961,006,629.52 - Step 5: Solve for x
x = 710,961,006,629.52/779,702.36 - Step 6: Final answer
x = 911,836.42
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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.