Finding the Fourth Proportional to 448,466.67, 621,555.50 and 440,068.59
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Solution
The fourth proportional to 448,466.67, 621,555.50 and 440,068.59 is: 609,916.12
Step by Step Solution
- Step 1: Write the proportion equation
448,466.67 : 621,555.50 = 440,068.59 : x - Step 2: Convert to fraction form
448,466.67/621,555.50 = 440,068.59/x - Step 3: Cross multiply
448,466.67x = 621,555.50 × 440,068.59 - Step 4: Simplify right side
448,466.67x = 273,527,050,291.40 - Step 5: Solve for x
x = 273,527,050,291.40/448,466.67 - Step 6: Final answer
x = 609,916.12
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.