Finding the Fourth Proportional to 561,013.94, 841,528.35 and 187,037.06
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Solution
The fourth proportional to 561,013.94, 841,528.35 and 187,037.06 is: 280,558.07
Step by Step Solution
- Step 1: Write the proportion equation
561,013.94 : 841,528.35 = 187,037.06 : x - Step 2: Convert to fraction form
561,013.94/841,528.35 = 187,037.06/x - Step 3: Cross multiply
561,013.94x = 841,528.35 × 187,037.06 - Step 4: Simplify right side
561,013.94x = 157,396,988,490.65 - Step 5: Solve for x
x = 157,396,988,490.65/561,013.94 - Step 6: Final answer
x = 280,558.07
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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.