Finding the Fourth Proportional to 373,058.80, 559,588.20 and 260,865.70
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Solution
The fourth proportional to 373,058.80, 559,588.20 and 260,865.70 is: 391,298.55
Step by Step Solution
- Step 1: Write the proportion equation
373,058.80 : 559,588.20 = 260,865.70 : x - Step 2: Convert to fraction form
373,058.80/559,588.20 = 260,865.70/x - Step 3: Cross multiply
373,058.80x = 559,588.20 × 260,865.70 - Step 4: Simplify right side
373,058.80x = 145,977,367,504.74 - Step 5: Solve for x
x = 145,977,367,504.74/373,058.80 - Step 6: Final answer
x = 391,298.55
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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.