Finding the Fourth Proportional to 409,501.80, 614,252.70 and 366,199.20
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Solution
The fourth proportional to 409,501.80, 614,252.70 and 366,199.20 is: 549,298.80
Step by Step Solution
- Step 1: Write the proportion equation
409,501.80 : 614,252.70 = 366,199.20 : x - Step 2: Convert to fraction form
409,501.80/614,252.70 = 366,199.20/x - Step 3: Cross multiply
409,501.80x = 614,252.70 × 366,199.20 - Step 4: Simplify right side
409,501.80x = 224,938,847,337.84 - Step 5: Solve for x
x = 224,938,847,337.84/409,501.80 - Step 6: Final answer
x = 549,298.80
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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.