Finding the Fourth Proportional to 539,541.80, 809,312.70 and 184,437.80
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Solution
The fourth proportional to 539,541.80, 809,312.70 and 184,437.80 is: 276,656.70
Step by Step Solution
- Step 1: Write the proportion equation
539,541.80 : 809,312.70 = 184,437.80 : x - Step 2: Convert to fraction form
539,541.80/809,312.70 = 184,437.80/x - Step 3: Cross multiply
539,541.80x = 809,312.70 × 184,437.80 - Step 4: Simplify right side
539,541.80x = 149,267,853,900.06 - Step 5: Solve for x
x = 149,267,853,900.06/539,541.80 - Step 6: Final answer
x = 276,656.70
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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.