Finding the Fourth Proportional to 1,305,029.14, 1,957,167.87 and 358,430.74
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Solution
The fourth proportional to 1,305,029.14, 1,957,167.87 and 358,430.74 is: 537,542.88
Step by Step Solution
- Step 1: Write the proportion equation
1,305,029.14 : 1,957,167.87 = 358,430.74 : x - Step 2: Convert to fraction form
1,305,029.14/1,957,167.87 = 358,430.74/x - Step 3: Cross multiply
1,305,029.14x = 1,957,167.87 × 358,430.74 - Step 4: Simplify right side
1,305,029.14x = 701,509,127,948.32 - Step 5: Solve for x
x = 701,509,127,948.32/1,305,029.14 - Step 6: Final answer
x = 537,542.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.