Finding the Fourth Proportional to 373,267.80, 559,901.70 and 120,547.80
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Solution
The fourth proportional to 373,267.80, 559,901.70 and 120,547.80 is: 180,821.70
Step by Step Solution
- Step 1: Write the proportion equation
373,267.80 : 559,901.70 = 120,547.80 : x - Step 2: Convert to fraction form
373,267.80/559,901.70 = 120,547.80/x - Step 3: Cross multiply
373,267.80x = 559,901.70 × 120,547.80 - Step 4: Simplify right side
373,267.80x = 67,494,918,151.26 - Step 5: Solve for x
x = 67,494,918,151.26/373,267.80 - Step 6: Final answer
x = 180,821.70
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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.