Finding the Fourth Proportional to 657,954.08, 987,300.18 and 358,455.67
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Solution
The fourth proportional to 657,954.08, 987,300.18 and 358,455.67 is: 537,884.56
Step by Step Solution
- Step 1: Write the proportion equation
657,954.08 : 987,300.18 = 358,455.67 : x - Step 2: Convert to fraction form
657,954.08/987,300.18 = 358,455.67/x - Step 3: Cross multiply
657,954.08x = 987,300.18 × 358,455.67 - Step 4: Simplify right side
657,954.08x = 353,903,340,784.24 - Step 5: Solve for x
x = 353,903,340,784.24/657,954.08 - Step 6: Final answer
x = 537,884.56
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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.