Finding the Fourth Proportional to 351,417.41, 484,953.81 and 190,271.96
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Solution
The fourth proportional to 351,417.41, 484,953.81 and 190,271.96 is: 262,574.10
Step by Step Solution
- Step 1: Write the proportion equation
351,417.41 : 484,953.81 = 190,271.96 : x - Step 2: Convert to fraction form
351,417.41/484,953.81 = 190,271.96/x - Step 3: Cross multiply
351,417.41x = 484,953.81 × 190,271.96 - Step 4: Simplify right side
351,417.41x = 92,273,109,513.40 - Step 5: Solve for x
x = 92,273,109,513.40/351,417.41 - Step 6: Final answer
x = 262,574.10
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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.