Finding the Fourth Proportional to 283,177.42, 424,267.80 and 266,320.81
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Solution
The fourth proportional to 283,177.42, 424,267.80 and 266,320.81 is: 399,012.55
Step by Step Solution
- Step 1: Write the proportion equation
283,177.42 : 424,267.80 = 266,320.81 : x - Step 2: Convert to fraction form
283,177.42/424,267.80 = 266,320.81/x - Step 3: Cross multiply
283,177.42x = 424,267.80 × 266,320.81 - Step 4: Simplify right side
283,177.42x = 112,991,344,152.92 - Step 5: Solve for x
x = 112,991,344,152.92/283,177.42 - Step 6: Final answer
x = 399,012.55
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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.