Finding the Fourth Proportional to 217,673.44, 299,853.09 and 185,303.71
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Solution
The fourth proportional to 217,673.44, 299,853.09 and 185,303.71 is: 255,262.61
Step by Step Solution
- Step 1: Write the proportion equation
217,673.44 : 299,853.09 = 185,303.71 : x - Step 2: Convert to fraction form
217,673.44/299,853.09 = 185,303.71/x - Step 3: Cross multiply
217,673.44x = 299,853.09 × 185,303.71 - Step 4: Simplify right side
217,673.44x = 55,563,890,031.96 - Step 5: Solve for x
x = 55,563,890,031.96/217,673.44 - Step 6: Final answer
x = 255,262.61
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1.5x scale
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.