Finding the Fourth Proportional to 532,615.10, 735,032.68 and 290,899.62
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Solution
The fourth proportional to 532,615.10, 735,032.68 and 290,899.62 is: 401,454.50
Step by Step Solution
- Step 1: Write the proportion equation
532,615.10 : 735,032.68 = 290,899.62 : x - Step 2: Convert to fraction form
532,615.10/735,032.68 = 290,899.62/x - Step 3: Cross multiply
532,615.10x = 735,032.68 × 290,899.62 - Step 4: Simplify right side
532,615.10x = 213,820,726,572.33 - Step 5: Solve for x
x = 213,820,726,572.33/532,615.10 - Step 6: Final answer
x = 401,454.50
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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.