Finding the Fourth Proportional to 657,259.10, 986,216.70 and 373,167.80
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Solution
The fourth proportional to 657,259.10, 986,216.70 and 373,167.80 is: 559,937.95
Step by Step Solution
- Step 1: Write the proportion equation
657,259.10 : 986,216.70 = 373,167.80 : x - Step 2: Convert to fraction form
657,259.10/986,216.70 = 373,167.80/x - Step 3: Cross multiply
657,259.10x = 986,216.70 × 373,167.80 - Step 4: Simplify right side
657,259.10x = 368,024,316,262.26 - Step 5: Solve for x
x = 368,024,316,262.26/657,259.10 - Step 6: Final answer
x = 559,937.95
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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.