Finding the Fourth Proportional to 409,095.51, 613,437.93 and 238,372.44
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Solution
The fourth proportional to 409,095.51, 613,437.93 and 238,372.44 is: 357,439.02
Step by Step Solution
- Step 1: Write the proportion equation
409,095.51 : 613,437.93 = 238,372.44 : x - Step 2: Convert to fraction form
409,095.51/613,437.93 = 238,372.44/x - Step 3: Cross multiply
409,095.51x = 613,437.93 × 238,372.44 - Step 4: Simplify right side
409,095.51x = 146,226,696,162.65 - Step 5: Solve for x
x = 146,226,696,162.65/409,095.51 - Step 6: Final answer
x = 357,439.02
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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.