Finding the Fourth Proportional to 544,143.20, 750,930.36 and 302,435.96
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Solution
The fourth proportional to 544,143.20, 750,930.36 and 302,435.96 is: 417,368.70
Step by Step Solution
- Step 1: Write the proportion equation
544,143.20 : 750,930.36 = 302,435.96 : x - Step 2: Convert to fraction form
544,143.20/750,930.36 = 302,435.96/x - Step 3: Cross multiply
544,143.20x = 750,930.36 × 302,435.96 - Step 4: Simplify right side
544,143.20x = 227,108,340,565.09 - Step 5: Solve for x
x = 227,108,340,565.09/544,143.20 - Step 6: Final answer
x = 417,368.70
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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.