Finding the Fourth Proportional to 778,675.16, 1,168,005.36 and 246,196.28
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Solution
The fourth proportional to 778,675.16, 1,168,005.36 and 246,196.28 is: 369,292.09
Step by Step Solution
- Step 1: Write the proportion equation
778,675.16 : 1,168,005.36 = 246,196.28 : x - Step 2: Convert to fraction form
778,675.16/1,168,005.36 = 246,196.28/x - Step 3: Cross multiply
778,675.16x = 1,168,005.36 × 246,196.28 - Step 4: Simplify right side
778,675.16x = 287,558,574,652.06 - Step 5: Solve for x
x = 287,558,574,652.06/778,675.16 - Step 6: Final answer
x = 369,292.09
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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.