Finding the Fourth Proportional to 304,752.68, 457,124.16 and 83,136.68
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Solution
The fourth proportional to 304,752.68, 457,124.16 and 83,136.68 is: 124,703.69
Step by Step Solution
- Step 1: Write the proportion equation
304,752.68 : 457,124.16 = 83,136.68 : x - Step 2: Convert to fraction form
304,752.68/457,124.16 = 83,136.68/x - Step 3: Cross multiply
304,752.68x = 457,124.16 × 83,136.68 - Step 4: Simplify right side
304,752.68x = 38,003,785,010.19 - Step 5: Solve for x
x = 38,003,785,010.19/304,752.68 - Step 6: Final answer
x = 124,703.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.