Finding the Fourth Proportional to 524,377.17, 723,695.99 and 320,547.39
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Solution
The fourth proportional to 524,377.17, 723,695.99 and 320,547.39 is: 442,389.32
Step by Step Solution
- Step 1: Write the proportion equation
524,377.17 : 723,695.99 = 320,547.39 : x - Step 2: Convert to fraction form
524,377.17/723,695.99 = 320,547.39/x - Step 3: Cross multiply
524,377.17x = 723,695.99 × 320,547.39 - Step 4: Simplify right side
524,377.17x = 231,978,859,145.23 - Step 5: Solve for x
x = 231,978,859,145.23/524,377.17 - Step 6: Final answer
x = 442,389.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.