Finding the Fourth Proportional to 669,062.24, 922,885.96 and 396,937.52
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Solution
The fourth proportional to 669,062.24, 922,885.96 and 396,937.52 is: 547,524.64
Step by Step Solution
- Step 1: Write the proportion equation
669,062.24 : 922,885.96 = 396,937.52 : x - Step 2: Convert to fraction form
669,062.24/922,885.96 = 396,937.52/x - Step 3: Cross multiply
669,062.24x = 922,885.96 × 396,937.52 - Step 4: Simplify right side
669,062.24x = 366,328,064,205.22 - Step 5: Solve for x
x = 366,328,064,205.22/669,062.24 - Step 6: Final answer
x = 547,524.64
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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.