Finding the Fourth Proportional to 505,547.68, 757,304.16 and 239,564.68
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Solution
The fourth proportional to 505,547.68, 757,304.16 and 239,564.68 is: 358,864.92
Step by Step Solution
- Step 1: Write the proportion equation
505,547.68 : 757,304.16 = 239,564.68 : x - Step 2: Convert to fraction form
505,547.68/757,304.16 = 239,564.68/x - Step 3: Cross multiply
505,547.68x = 757,304.16 × 239,564.68 - Step 4: Simplify right side
505,547.68x = 181,423,328,753.07 - Step 5: Solve for x
x = 181,423,328,753.07/505,547.68 - Step 6: Final answer
x = 358,864.92
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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.