Finding the Fourth Proportional to 544,951.47, 752,242.26 and 409,378.65
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Solution
The fourth proportional to 544,951.47, 752,242.26 and 409,378.65 is: 565,099.72
Step by Step Solution
- Step 1: Write the proportion equation
544,951.47 : 752,242.26 = 409,378.65 : x - Step 2: Convert to fraction form
544,951.47/752,242.26 = 409,378.65/x - Step 3: Cross multiply
544,951.47x = 752,242.26 × 409,378.65 - Step 4: Simplify right side
544,951.47x = 307,951,920,871.75 - Step 5: Solve for x
x = 307,951,920,871.75/544,951.47 - Step 6: Final answer
x = 565,099.72
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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.