Finding the Fourth Proportional to 610,480.20, 916,595.10 and 461,764.20
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Solution
The fourth proportional to 610,480.20, 916,595.10 and 461,764.20 is: 693,307.99
Step by Step Solution
- Step 1: Write the proportion equation
610,480.20 : 916,595.10 = 461,764.20 : x - Step 2: Convert to fraction form
610,480.20/916,595.10 = 461,764.20/x - Step 3: Cross multiply
610,480.20x = 916,595.10 × 461,764.20 - Step 4: Simplify right side
610,480.20x = 423,250,803,075.42 - Step 5: Solve for x
x = 423,250,803,075.42/610,480.20 - Step 6: Final answer
x = 693,307.99
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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.