Finding the Fourth Proportional to 526,557.04, 789,350.99 and 286,319.96
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Solution
The fourth proportional to 526,557.04, 789,350.99 and 286,319.96 is: 429,216.45
Step by Step Solution
- Step 1: Write the proportion equation
526,557.04 : 789,350.99 = 286,319.96 : x - Step 2: Convert to fraction form
526,557.04/789,350.99 = 286,319.96/x - Step 3: Cross multiply
526,557.04x = 789,350.99 × 286,319.96 - Step 4: Simplify right side
526,557.04x = 226,006,943,882.76 - Step 5: Solve for x
x = 226,006,943,882.76/526,557.04 - Step 6: Final answer
x = 429,216.45
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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.