Finding the Fourth Proportional to 360,228.24, 539,899.50 and 202,124.55
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Solution
The fourth proportional to 360,228.24, 539,899.50 and 202,124.55 is: 302,938.34
Step by Step Solution
- Step 1: Write the proportion equation
360,228.24 : 539,899.50 = 202,124.55 : x - Step 2: Convert to fraction form
360,228.24/539,899.50 = 202,124.55/x - Step 3: Cross multiply
360,228.24x = 539,899.50 × 202,124.55 - Step 4: Simplify right side
360,228.24x = 109,126,943,482.73 - Step 5: Solve for x
x = 109,126,943,482.73/360,228.24 - Step 6: Final answer
x = 302,938.34
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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.