Finding the Fourth Proportional to 452,559.84, 679,125.60 and 253,011.12
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Solution
The fourth proportional to 452,559.84, 679,125.60 and 253,011.12 is: 379,676.48
Step by Step Solution
- Step 1: Write the proportion equation
452,559.84 : 679,125.60 = 253,011.12 : x - Step 2: Convert to fraction form
452,559.84/679,125.60 = 253,011.12/x - Step 3: Cross multiply
452,559.84x = 679,125.60 × 253,011.12 - Step 4: Simplify right side
452,559.84x = 171,826,328,676.67 - Step 5: Solve for x
x = 171,826,328,676.67/452,559.84 - Step 6: Final answer
x = 379,676.48
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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.