Finding the Fourth Proportional to 607,259.68, 837,823.44 and 338,935.84
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Solution
The fourth proportional to 607,259.68, 837,823.44 and 338,935.84 is: 467,622.67
Step by Step Solution
- Step 1: Write the proportion equation
607,259.68 : 837,823.44 = 338,935.84 : x - Step 2: Convert to fraction form
607,259.68/837,823.44 = 338,935.84/x - Step 3: Cross multiply
607,259.68x = 837,823.44 × 338,935.84 - Step 4: Simplify right side
607,259.68x = 283,968,391,408.09 - Step 5: Solve for x
x = 283,968,391,408.09/607,259.68 - Step 6: Final answer
x = 467,622.67
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1.5x scale
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.