Finding the Fourth Proportional to 539,117.40, 808,676.10 and 160,051.80
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Solution
The fourth proportional to 539,117.40, 808,676.10 and 160,051.80 is: 240,077.70
Step by Step Solution
- Step 1: Write the proportion equation
539,117.40 : 808,676.10 = 160,051.80 : x - Step 2: Convert to fraction form
539,117.40/808,676.10 = 160,051.80/x - Step 3: Cross multiply
539,117.40x = 808,676.10 × 160,051.80 - Step 4: Simplify right side
539,117.40x = 129,430,065,421.98 - Step 5: Solve for x
x = 129,430,065,421.98/539,117.40 - Step 6: Final answer
x = 240,077.70
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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.