Finding the Fourth Proportional to 372,345.12, 558,523.76 and 180,107.82
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Solution
The fourth proportional to 372,345.12, 558,523.76 and 180,107.82 is: 270,164.67
Step by Step Solution
- Step 1: Write the proportion equation
372,345.12 : 558,523.76 = 180,107.82 : x - Step 2: Convert to fraction form
372,345.12/558,523.76 = 180,107.82/x - Step 3: Cross multiply
372,345.12x = 558,523.76 × 180,107.82 - Step 4: Simplify right side
372,345.12x = 100,594,495,931.26 - Step 5: Solve for x
x = 100,594,495,931.26/372,345.12 - Step 6: Final answer
x = 270,164.67
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.