Finding the Fourth Proportional to 432,813.52, 597,313.56 and 239,217.08
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Solution
The fourth proportional to 432,813.52, 597,313.56 and 239,217.08 is: 330,136.65
Step by Step Solution
- Step 1: Write the proportion equation
432,813.52 : 597,313.56 = 239,217.08 : x - Step 2: Convert to fraction form
432,813.52/597,313.56 = 239,217.08/x - Step 3: Cross multiply
432,813.52x = 597,313.56 × 239,217.08 - Step 4: Simplify right side
432,813.52x = 142,887,605,667.61 - Step 5: Solve for x
x = 142,887,605,667.61/432,813.52 - Step 6: Final answer
x = 330,136.65
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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.