Finding the Fourth Proportional to 657,882.95, 907,781.84 and 367,458.74
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Solution
The fourth proportional to 657,882.95, 907,781.84 and 367,458.74 is: 507,039.08
Step by Step Solution
- Step 1: Write the proportion equation
657,882.95 : 907,781.84 = 367,458.74 : x - Step 2: Convert to fraction form
657,882.95/907,781.84 = 367,458.74/x - Step 3: Cross multiply
657,882.95x = 907,781.84 × 367,458.74 - Step 4: Simplify right side
657,882.95x = 333,572,364,745.08 - Step 5: Solve for x
x = 333,572,364,745.08/657,882.95 - Step 6: Final answer
x = 507,039.08
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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.