Finding the Fourth Proportional to 539,069.80, 808,604.70 and 373,181.80
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Solution
The fourth proportional to 539,069.80, 808,604.70 and 373,181.80 is: 559,772.70
Step by Step Solution
- Step 1: Write the proportion equation
539,069.80 : 808,604.70 = 373,181.80 : x - Step 2: Convert to fraction form
539,069.80/808,604.70 = 373,181.80/x - Step 3: Cross multiply
539,069.80x = 808,604.70 × 373,181.80 - Step 4: Simplify right side
539,069.80x = 301,756,557,434.46 - Step 5: Solve for x
x = 301,756,557,434.46/539,069.80 - Step 6: Final answer
x = 559,772.70
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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.