Finding the Fourth Proportional to 452,209.23, 624,056.05 and 248,278.95
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Solution
The fourth proportional to 452,209.23, 624,056.05 and 248,278.95 is: 342,628.96
Step by Step Solution
- Step 1: Write the proportion equation
452,209.23 : 624,056.05 = 248,278.95 : x - Step 2: Convert to fraction form
452,209.23/624,056.05 = 248,278.95/x - Step 3: Cross multiply
452,209.23x = 624,056.05 × 248,278.95 - Step 4: Simplify right side
452,209.23x = 154,939,977,798.75 - Step 5: Solve for x
x = 154,939,977,798.75/452,209.23 - Step 6: Final answer
x = 342,628.96
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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.