Finding the Fourth Proportional to 974,028.04, 1,344,154.80 and 544,308.05
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Solution
The fourth proportional to 974,028.04, 1,344,154.80 and 544,308.05 is: 751,142.94
Step by Step Solution
- Step 1: Write the proportion equation
974,028.04 : 1,344,154.80 = 544,308.05 : x - Step 2: Convert to fraction form
974,028.04/1,344,154.80 = 544,308.05/x - Step 3: Cross multiply
974,028.04x = 1,344,154.80 × 544,308.05 - Step 4: Simplify right side
974,028.04x = 731,634,283,487.68 - Step 5: Solve for x
x = 731,634,283,487.68/974,028.04 - Step 6: Final answer
x = 751,142.94
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.