Finding the Fourth Proportional to 520,397.24, 718,138.86 and 294,037.88
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Solution
The fourth proportional to 520,397.24, 718,138.86 and 294,037.88 is: 405,767.00
Step by Step Solution
- Step 1: Write the proportion equation
520,397.24 : 718,138.86 = 294,037.88 : x - Step 2: Convert to fraction form
520,397.24/718,138.86 = 294,037.88/x - Step 3: Cross multiply
520,397.24x = 718,138.86 × 294,037.88 - Step 4: Simplify right side
520,397.24x = 211,160,027,940.02 - Step 5: Solve for x
x = 211,160,027,940.02/520,397.24 - Step 6: Final answer
x = 405,767.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.