Finding the Fourth Proportional to 749,552.80, 1,124,260.08 and 250,921.12
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Solution
The fourth proportional to 749,552.80, 1,124,260.08 and 250,921.12 is: 376,358.54
Step by Step Solution
- Step 1: Write the proportion equation
749,552.80 : 1,124,260.08 = 250,921.12 : x - Step 2: Convert to fraction form
749,552.80/1,124,260.08 = 250,921.12/x - Step 3: Cross multiply
749,552.80x = 1,124,260.08 × 250,921.12 - Step 4: Simplify right side
749,552.80x = 282,100,598,444.89 - Step 5: Solve for x
x = 282,100,598,444.89/749,552.80 - Step 6: Final answer
x = 376,358.54
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1.5x scale
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.