Finding the Fourth Proportional to 541,653.71, 747,472.93 and 299,931.09
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Solution
The fourth proportional to 541,653.71, 747,472.93 and 299,931.09 is: 413,899.82
Step by Step Solution
- Step 1: Write the proportion equation
541,653.71 : 747,472.93 = 299,931.09 : x - Step 2: Convert to fraction form
541,653.71/747,472.93 = 299,931.09/x - Step 3: Cross multiply
541,653.71x = 747,472.93 × 299,931.09 - Step 4: Simplify right side
541,653.71x = 224,190,370,640.39 - Step 5: Solve for x
x = 224,190,370,640.39/541,653.71 - Step 6: Final answer
x = 413,899.82
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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.