Finding the Fourth Proportional to 432,810.52, 597,309.42 and 239,214.09
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Solution
The fourth proportional to 432,810.52, 597,309.42 and 239,214.09 is: 330,132.52
Step by Step Solution
- Step 1: Write the proportion equation
432,810.52 : 597,309.42 = 239,214.09 : x - Step 2: Convert to fraction form
432,810.52/597,309.42 = 239,214.09/x - Step 3: Cross multiply
432,810.52x = 597,309.42 × 239,214.09 - Step 4: Simplify right side
432,810.52x = 142,884,829,353.73 - Step 5: Solve for x
x = 142,884,829,353.73/432,810.52 - Step 6: Final answer
x = 330,132.52
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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.