Finding the Fourth Proportional to 608,918.40, 854,352 and 608,918.40
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Solution
The fourth proportional to 608,918.40, 854,352 and 608,918.40 is: 854,352
Step by Step Solution
- Step 1: Write the proportion equation
608,918.40 : 854,352 = 608,918.40 : x - Step 2: Convert to fraction form
608,918.40/854,352 = 608,918.40/x - Step 3: Cross multiply
608,918.40x = 854,352 × 608,918.40 - Step 4: Simplify right side
608,918.40x = 520,230,652,876.80 - Step 5: Solve for x
x = 520,230,652,876.80/608,918.40 - Step 6: Final answer
x = 854,352
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.