Finding the Fourth Proportional to 357,942.13, 537,159.68 and 147,580.06
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Solution
The fourth proportional to 357,942.13, 537,159.68 and 147,580.06 is: 221,471.72
Step by Step Solution
- Step 1: Write the proportion equation
357,942.13 : 537,159.68 = 147,580.06 : x - Step 2: Convert to fraction form
357,942.13/537,159.68 = 147,580.06/x - Step 3: Cross multiply
357,942.13x = 537,159.68 × 147,580.06 - Step 4: Simplify right side
357,942.13x = 79,274,057,803.98 - Step 5: Solve for x
x = 79,274,057,803.98/357,942.13 - Step 6: Final answer
x = 221,471.72
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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.