Finding the Fourth Proportional to 1,064,267.40, 1,468,702.62 and 628,699.08
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Solution
The fourth proportional to 1,064,267.40, 1,468,702.62 and 628,699.08 is: 867,612.77
Step by Step Solution
- Step 1: Write the proportion equation
1,064,267.40 : 1,468,702.62 = 628,699.08 : x - Step 2: Convert to fraction form
1,064,267.40/1,468,702.62 = 628,699.08/x - Step 3: Cross multiply
1,064,267.40x = 1,468,702.62 × 628,699.08 - Step 4: Simplify right side
1,064,267.40x = 923,371,985,987.59 - Step 5: Solve for x
x = 923,371,985,987.59/1,064,267.40 - Step 6: Final answer
x = 867,612.77
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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.