Finding the Fourth Proportional to 574,256.79, 861,463.99 and 195,075.74
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Solution
The fourth proportional to 574,256.79, 861,463.99 and 195,075.74 is: 292,640.38
Step by Step Solution
- Step 1: Write the proportion equation
574,256.79 : 861,463.99 = 195,075.74 : x - Step 2: Convert to fraction form
574,256.79/861,463.99 = 195,075.74/x - Step 3: Cross multiply
574,256.79x = 861,463.99 × 195,075.74 - Step 4: Simplify right side
574,256.79x = 168,050,725,332.60 - Step 5: Solve for x
x = 168,050,725,332.60/574,256.79 - Step 6: Final answer
x = 292,640.38
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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.