Finding the Fourth Proportional to 617,045.20, 925,567.80 and 608,750.80
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Solution
The fourth proportional to 617,045.20, 925,567.80 and 608,750.80 is: 913,126.20
Step by Step Solution
- Step 1: Write the proportion equation
617,045.20 : 925,567.80 = 608,750.80 : x - Step 2: Convert to fraction form
617,045.20/925,567.80 = 608,750.80/x - Step 3: Cross multiply
617,045.20x = 925,567.80 × 608,750.80 - Step 4: Simplify right side
617,045.20x = 563,440,138,704.24 - Step 5: Solve for x
x = 563,440,138,704.24/617,045.20 - Step 6: Final answer
x = 913,126.20
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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.