Finding the Fourth Proportional to 430,647.36, 594,289.02 and 239,657.52
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Solution
The fourth proportional to 430,647.36, 594,289.02 and 239,657.52 is: 330,724.96
Step by Step Solution
- Step 1: Write the proportion equation
430,647.36 : 594,289.02 = 239,657.52 : x - Step 2: Convert to fraction form
430,647.36/594,289.02 = 239,657.52/x - Step 3: Cross multiply
430,647.36x = 594,289.02 × 239,657.52 - Step 4: Simplify right side
430,647.36x = 142,425,832,696.43 - Step 5: Solve for x
x = 142,425,832,696.43/430,647.36 - Step 6: Final answer
x = 330,724.96
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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.