Finding the Fourth Proportional to 507,975.84, 762,090.46 and 358,508.09
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Solution
The fourth proportional to 507,975.84, 762,090.46 and 358,508.09 is: 537,851.56
Step by Step Solution
- Step 1: Write the proportion equation
507,975.84 : 762,090.46 = 358,508.09 : x - Step 2: Convert to fraction form
507,975.84/762,090.46 = 358,508.09/x - Step 3: Cross multiply
507,975.84x = 762,090.46 × 358,508.09 - Step 4: Simplify right side
507,975.84x = 273,215,596,230.78 - Step 5: Solve for x
x = 273,215,596,230.78/507,975.84 - Step 6: Final answer
x = 537,851.56
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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.