Finding the Fourth Proportional to 435,727.74, 601,291.19 and 242,134.80
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Solution
The fourth proportional to 435,727.74, 601,291.19 and 242,134.80 is: 334,138.75
Step by Step Solution
- Step 1: Write the proportion equation
435,727.74 : 601,291.19 = 242,134.80 : x - Step 2: Convert to fraction form
435,727.74/601,291.19 = 242,134.80/x - Step 3: Cross multiply
435,727.74x = 601,291.19 × 242,134.80 - Step 4: Simplify right side
435,727.74x = 145,593,520,821.74 - Step 5: Solve for x
x = 145,593,520,821.74/435,727.74 - Step 6: Final answer
x = 334,138.75
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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.