Finding the Fourth Proportional to 302,767.52, 454,332.72 and 125,276.96
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Solution
The fourth proportional to 302,767.52, 454,332.72 and 125,276.96 is: 187,990.51
Step by Step Solution
- Step 1: Write the proportion equation
302,767.52 : 454,332.72 = 125,276.96 : x - Step 2: Convert to fraction form
302,767.52/454,332.72 = 125,276.96/x - Step 3: Cross multiply
302,767.52x = 454,332.72 × 125,276.96 - Step 4: Simplify right side
302,767.52x = 56,917,421,990.13 - Step 5: Solve for x
x = 56,917,421,990.13/302,767.52 - Step 6: Final answer
x = 187,990.51
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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.