Finding the Fourth Proportional to 950,271.09, 1,311,374.01 and 520,551.09
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Solution
The fourth proportional to 950,271.09, 1,311,374.01 and 520,551.09 is: 718,360.45
Step by Step Solution
- Step 1: Write the proportion equation
950,271.09 : 1,311,374.01 = 520,551.09 : x - Step 2: Convert to fraction form
950,271.09/1,311,374.01 = 520,551.09/x - Step 3: Cross multiply
950,271.09x = 1,311,374.01 × 520,551.09 - Step 4: Simplify right side
950,271.09x = 682,637,170,303.17 - Step 5: Solve for x
x = 682,637,170,303.17/950,271.09 - Step 6: Final answer
x = 718,360.45
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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.