Finding the Fourth Proportional to 560,257.08, 840,385.08 and 205,298.88
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Solution
The fourth proportional to 560,257.08, 840,385.08 and 205,298.88 is: 307,948.12
Step by Step Solution
- Step 1: Write the proportion equation
560,257.08 : 840,385.08 = 205,298.88 : x - Step 2: Convert to fraction form
560,257.08/840,385.08 = 205,298.88/x - Step 3: Cross multiply
560,257.08x = 840,385.08 × 205,298.88 - Step 4: Simplify right side
560,257.08x = 172,530,115,692.71 - Step 5: Solve for x
x = 172,530,115,692.71/560,257.08 - Step 6: Final answer
x = 307,948.12
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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.