Finding the Fourth Proportional to 560,899.91, 840,095.10 and 260,930.99
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Solution
The fourth proportional to 560,899.91, 840,095.10 and 260,930.99 is: 390,812.76
Step by Step Solution
- Step 1: Write the proportion equation
560,899.91 : 840,095.10 = 260,930.99 : x - Step 2: Convert to fraction form
560,899.91/840,095.10 = 260,930.99/x - Step 3: Cross multiply
560,899.91x = 840,095.10 × 260,930.99 - Step 4: Simplify right side
560,899.91x = 219,206,841,936.67 - Step 5: Solve for x
x = 219,206,841,936.67/560,899.91 - Step 6: Final answer
x = 390,812.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.