Finding the Fourth Proportional to 953,744.30, 1,430,394.51 and 354,987.44
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Solution
The fourth proportional to 953,744.30, 1,430,394.51 and 354,987.44 is: 532,398.56
Step by Step Solution
- Step 1: Write the proportion equation
953,744.30 : 1,430,394.51 = 354,987.44 : x - Step 2: Convert to fraction form
953,744.30/1,430,394.51 = 354,987.44/x - Step 3: Cross multiply
953,744.30x = 1,430,394.51 × 354,987.44 - Step 4: Simplify right side
953,744.30x = 507,772,088,870.94 - Step 5: Solve for x
x = 507,772,088,870.94/953,744.30 - Step 6: Final answer
x = 532,398.56
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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.