Finding the Fourth Proportional to 430,869.26, 594,623.14 and 239,878.46
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Solution
The fourth proportional to 430,869.26, 594,623.14 and 239,878.46 is: 331,045.39
Step by Step Solution
- Step 1: Write the proportion equation
430,869.26 : 594,623.14 = 239,878.46 : x - Step 2: Convert to fraction form
430,869.26/594,623.14 = 239,878.46/x - Step 3: Cross multiply
430,869.26x = 594,623.14 × 239,878.46 - Step 4: Simplify right side
430,869.26x = 142,637,283,103.56 - Step 5: Solve for x
x = 142,637,283,103.56/430,869.26 - Step 6: Final answer
x = 331,045.39
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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.