Finding the Fourth Proportional to 340,203.08, 509,721.42 and 240,184.28
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Solution
The fourth proportional to 340,203.08, 509,721.42 and 240,184.28 is: 359,864.68
Step by Step Solution
- Step 1: Write the proportion equation
340,203.08 : 509,721.42 = 240,184.28 : x - Step 2: Convert to fraction form
340,203.08/509,721.42 = 240,184.28/x - Step 3: Cross multiply
340,203.08x = 509,721.42 × 240,184.28 - Step 4: Simplify right side
340,203.08x = 122,427,072,263.28 - Step 5: Solve for x
x = 122,427,072,263.28/340,203.08 - Step 6: Final answer
x = 359,864.68
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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.