Finding the Fourth Proportional to 435,202.25, 652,772.51 and 115,347.02
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Solution
The fourth proportional to 435,202.25, 652,772.51 and 115,347.02 is: 173,012.34
Step by Step Solution
- Step 1: Write the proportion equation
435,202.25 : 652,772.51 = 115,347.02 : x - Step 2: Convert to fraction form
435,202.25/652,772.51 = 115,347.02/x - Step 3: Cross multiply
435,202.25x = 652,772.51 × 115,347.02 - Step 4: Simplify right side
435,202.25x = 75,295,359,925.82 - Step 5: Solve for x
x = 75,295,359,925.82/435,202.25 - Step 6: Final answer
x = 173,012.34
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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.