Finding the Fourth Proportional to 430,744.78, 594,427.80 and 239,754.07
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Solution
The fourth proportional to 430,744.78, 594,427.80 and 239,754.07 is: 330,860.62
Step by Step Solution
- Step 1: Write the proportion equation
430,744.78 : 594,427.80 = 239,754.07 : x - Step 2: Convert to fraction form
430,744.78/594,427.80 = 239,754.07/x - Step 3: Cross multiply
430,744.78x = 594,427.80 × 239,754.07 - Step 4: Simplify right side
430,744.78x = 142,516,484,371.15 - Step 5: Solve for x
x = 142,516,484,371.15/430,744.78 - Step 6: Final answer
x = 330,860.62
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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.