Finding the Fourth Proportional to 636,587.02, 878,506.74 and 350,114.63
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Solution
The fourth proportional to 636,587.02, 878,506.74 and 350,114.63 is: 483,167.35
Step by Step Solution
- Step 1: Write the proportion equation
636,587.02 : 878,506.74 = 350,114.63 : x - Step 2: Convert to fraction form
636,587.02/878,506.74 = 350,114.63/x - Step 3: Cross multiply
636,587.02x = 878,506.74 × 350,114.63 - Step 4: Simplify right side
636,587.02x = 307,578,060,477.03 - Step 5: Solve for x
x = 307,578,060,477.03/636,587.02 - Step 6: Final answer
x = 483,167.35
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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.