Finding the Fourth Proportional to 602,140.21, 903,210.31 and 202,747.53
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Solution
The fourth proportional to 602,140.21, 903,210.31 and 202,747.53 is: 304,121.29
Step by Step Solution
- Step 1: Write the proportion equation
602,140.21 : 903,210.31 = 202,747.53 : x - Step 2: Convert to fraction form
602,140.21/903,210.31 = 202,747.53/x - Step 3: Cross multiply
602,140.21x = 903,210.31 × 202,747.53 - Step 4: Simplify right side
602,140.21x = 183,123,659,423.03 - Step 5: Solve for x
x = 183,123,659,423.03/602,140.21 - Step 6: Final answer
x = 304,121.29
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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.