Finding the Fourth Proportional to 1,030,134.08, 1,544,905.56 and 310,545.92
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Solution
The fourth proportional to 1,030,134.08, 1,544,905.56 and 310,545.92 is: 465,729.78
Step by Step Solution
- Step 1: Write the proportion equation
1,030,134.08 : 1,544,905.56 = 310,545.92 : x - Step 2: Convert to fraction form
1,030,134.08/1,544,905.56 = 310,545.92/x - Step 3: Cross multiply
1,030,134.08x = 1,544,905.56 × 310,545.92 - Step 4: Simplify right side
1,030,134.08x = 479,764,118,443.32 - Step 5: Solve for x
x = 479,764,118,443.32/1,030,134.08 - Step 6: Final answer
x = 465,729.78
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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.