Finding the Fourth Proportional to 974,150.85, 1,344,330.12 and 544,430.96
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Solution
The fourth proportional to 974,150.85, 1,344,330.12 and 544,430.96 is: 751,315.82
Step by Step Solution
- Step 1: Write the proportion equation
974,150.85 : 1,344,330.12 = 544,430.96 : x - Step 2: Convert to fraction form
974,150.85/1,344,330.12 = 544,430.96/x - Step 3: Cross multiply
974,150.85x = 1,344,330.12 × 544,430.96 - Step 4: Simplify right side
974,150.85x = 731,894,939,788.26 - Step 5: Solve for x
x = 731,894,939,788.26/974,150.85 - Step 6: Final answer
x = 751,315.82
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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.