Finding the Fourth Proportional to 553,384.17, 828,201.44 and 340,287.08
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Solution
The fourth proportional to 553,384.17, 828,201.44 and 340,287.08 is: 509,277.75
Step by Step Solution
- Step 1: Write the proportion equation
553,384.17 : 828,201.44 = 340,287.08 : x - Step 2: Convert to fraction form
553,384.17/828,201.44 = 340,287.08/x - Step 3: Cross multiply
553,384.17x = 828,201.44 × 340,287.08 - Step 4: Simplify right side
553,384.17x = 281,826,246,379.11 - Step 5: Solve for x
x = 281,826,246,379.11/553,384.17 - Step 6: Final answer
x = 509,277.75
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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.