Finding the Fourth Proportional to 484,440.28, 668,502.74 and 369,799.12
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Solution
The fourth proportional to 484,440.28, 668,502.74 and 369,799.12 is: 510,303.82
Step by Step Solution
- Step 1: Write the proportion equation
484,440.28 : 668,502.74 = 369,799.12 : x - Step 2: Convert to fraction form
484,440.28/668,502.74 = 369,799.12/x - Step 3: Cross multiply
484,440.28x = 668,502.74 × 369,799.12 - Step 4: Simplify right side
484,440.28x = 247,211,724,969.59 - Step 5: Solve for x
x = 247,211,724,969.59/484,440.28 - Step 6: Final answer
x = 510,303.82
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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.