Finding the Fourth Proportional to 530,257.62, 795,386.43 and 436,566.54
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Solution
The fourth proportional to 530,257.62, 795,386.43 and 436,566.54 is: 654,849.81
Step by Step Solution
- Step 1: Write the proportion equation
530,257.62 : 795,386.43 = 436,566.54 : x - Step 2: Convert to fraction form
530,257.62/795,386.43 = 436,566.54/x - Step 3: Cross multiply
530,257.62x = 795,386.43 × 436,566.54 - Step 4: Simplify right side
530,257.62x = 347,239,101,708.05 - Step 5: Solve for x
x = 347,239,101,708.05/530,257.62 - Step 6: Final answer
x = 654,849.81
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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.