Finding the Fourth Proportional to 553,118.83, 829,765.72 and 198,124.99
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Solution
The fourth proportional to 553,118.83, 829,765.72 and 198,124.99 is: 297,218.82
Step by Step Solution
- Step 1: Write the proportion equation
553,118.83 : 829,765.72 = 198,124.99 : x - Step 2: Convert to fraction form
553,118.83/829,765.72 = 198,124.99/x - Step 3: Cross multiply
553,118.83x = 829,765.72 × 198,124.99 - Step 4: Simplify right side
553,118.83x = 164,397,323,150.59 - Step 5: Solve for x
x = 164,397,323,150.59/553,118.83 - Step 6: Final answer
x = 297,218.82
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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.