Finding the Fourth Proportional to 554,178.91, 831,579.78 and 301,477.08
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Solution
The fourth proportional to 554,178.91, 831,579.78 and 301,477.08 is: 452,385.03
Step by Step Solution
- Step 1: Write the proportion equation
554,178.91 : 831,579.78 = 301,477.08 : x - Step 2: Convert to fraction form
554,178.91/831,579.78 = 301,477.08/x - Step 3: Cross multiply
554,178.91x = 831,579.78 × 301,477.08 - Step 4: Simplify right side
554,178.91x = 250,702,243,861.44 - Step 5: Solve for x
x = 250,702,243,861.44/554,178.91 - Step 6: Final answer
x = 452,385.03
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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.