Finding the Fourth Proportional to 536,479.20, 804,718.80 and 528,184.80
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Solution
The fourth proportional to 536,479.20, 804,718.80 and 528,184.80 is: 792,277.20
Step by Step Solution
- Step 1: Write the proportion equation
536,479.20 : 804,718.80 = 528,184.80 : x - Step 2: Convert to fraction form
536,479.20/804,718.80 = 528,184.80/x - Step 3: Cross multiply
536,479.20x = 804,718.80 × 528,184.80 - Step 4: Simplify right side
536,479.20x = 425,040,238,434.24 - Step 5: Solve for x
x = 425,040,238,434.24/536,479.20 - Step 6: Final answer
x = 792,277.20
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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.