Finding the Fourth Proportional to 307,506.06, 424,348.74 and 180,266.40
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Solution
The fourth proportional to 307,506.06, 424,348.74 and 180,266.40 is: 248,761.99
Step by Step Solution
- Step 1: Write the proportion equation
307,506.06 : 424,348.74 = 180,266.40 : x - Step 2: Convert to fraction form
307,506.06/424,348.74 = 180,266.40/x - Step 3: Cross multiply
307,506.06x = 424,348.74 × 180,266.40 - Step 4: Simplify right side
307,506.06x = 76,495,819,704.34 - Step 5: Solve for x
x = 76,495,819,704.34/307,506.06 - Step 6: Final answer
x = 248,761.99
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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.