Finding the Fourth Proportional to 539,202.60, 744,102.18 and 297,485.16
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Solution
The fourth proportional to 539,202.60, 744,102.18 and 297,485.16 is: 410,530.95
Step by Step Solution
- Step 1: Write the proportion equation
539,202.60 : 744,102.18 = 297,485.16 : x - Step 2: Convert to fraction form
539,202.60/744,102.18 = 297,485.16/x - Step 3: Cross multiply
539,202.60x = 744,102.18 × 297,485.16 - Step 4: Simplify right side
539,202.60x = 221,359,356,073.65 - Step 5: Solve for x
x = 221,359,356,073.65/539,202.60 - Step 6: Final answer
x = 410,530.95
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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.