Finding the Fourth Proportional to 329,775.21, 494,681.94 and 93,098.07
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Solution
The fourth proportional to 329,775.21, 494,681.94 and 93,098.07 is: 139,652.50
Step by Step Solution
- Step 1: Write the proportion equation
329,775.21 : 494,681.94 = 93,098.07 : x - Step 2: Convert to fraction form
329,775.21/494,681.94 = 93,098.07/x - Step 3: Cross multiply
329,775.21x = 494,681.94 × 93,098.07 - Step 4: Simplify right side
329,775.21x = 46,053,933,877.86 - Step 5: Solve for x
x = 46,053,933,877.86/329,775.21 - Step 6: Final answer
x = 139,652.50
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1.5x scale
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.