Finding the Fourth Proportional to 572,688.08, 790,704.96 and 357,924.68
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Solution
The fourth proportional to 572,688.08, 790,704.96 and 357,924.68 is: 494,183.19
Step by Step Solution
- Step 1: Write the proportion equation
572,688.08 : 790,704.96 = 357,924.68 : x - Step 2: Convert to fraction form
572,688.08/790,704.96 = 357,924.68/x - Step 3: Cross multiply
572,688.08x = 790,704.96 × 357,924.68 - Step 4: Simplify right side
572,688.08x = 283,012,819,782.41 - Step 5: Solve for x
x = 283,012,819,782.41/572,688.08 - Step 6: Final answer
x = 494,183.19
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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.