Finding the Fourth Proportional to 530,355.18, 794,604.51 and 361,326.81
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Solution
The fourth proportional to 530,355.18, 794,604.51 and 361,326.81 is: 541,357.80
Step by Step Solution
- Step 1: Write the proportion equation
530,355.18 : 794,604.51 = 361,326.81 : x - Step 2: Convert to fraction form
530,355.18/794,604.51 = 361,326.81/x - Step 3: Cross multiply
530,355.18x = 794,604.51 × 361,326.81 - Step 4: Simplify right side
530,355.18x = 287,111,912,809.91 - Step 5: Solve for x
x = 287,111,912,809.91/530,355.18 - Step 6: Final answer
x = 541,357.80
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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.