Finding the Fourth Proportional to 471,898.97, 651,230.57 and 257,038.52
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Solution
The fourth proportional to 471,898.97, 651,230.57 and 257,038.52 is: 354,718.59
Step by Step Solution
- Step 1: Write the proportion equation
471,898.97 : 651,230.57 = 257,038.52 : x - Step 2: Convert to fraction form
471,898.97/651,230.57 = 257,038.52/x - Step 3: Cross multiply
471,898.97x = 651,230.57 × 257,038.52 - Step 4: Simplify right side
471,898.97x = 167,391,337,350.21 - Step 5: Solve for x
x = 167,391,337,350.21/471,898.97 - Step 6: Final answer
x = 354,718.59
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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.