Finding the Fourth Proportional to 430,902.14, 594,669.48 and 258,872.72
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Solution
The fourth proportional to 430,902.14, 594,669.48 and 258,872.72 is: 357,259.09
Step by Step Solution
- Step 1: Write the proportion equation
430,902.14 : 594,669.48 = 258,872.72 : x - Step 2: Convert to fraction form
430,902.14/594,669.48 = 258,872.72/x - Step 3: Cross multiply
430,902.14x = 594,669.48 × 258,872.72 - Step 4: Simplify right side
430,902.14x = 153,943,705,788.59 - Step 5: Solve for x
x = 153,943,705,788.59/430,902.14 - Step 6: Final answer
x = 357,259.09
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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.