Finding the Fourth Proportional to 466,219.71, 643,338.08 and 262,341.19
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Solution
The fourth proportional to 466,219.71, 643,338.08 and 262,341.19 is: 362,005.45
Step by Step Solution
- Step 1: Write the proportion equation
466,219.71 : 643,338.08 = 262,341.19 : x - Step 2: Convert to fraction form
466,219.71/643,338.08 = 262,341.19/x - Step 3: Cross multiply
466,219.71x = 643,338.08 × 262,341.19 - Step 4: Simplify right side
466,219.71x = 168,774,077,955.76 - Step 5: Solve for x
x = 168,774,077,955.76/466,219.71 - Step 6: Final answer
x = 362,005.45
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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.