Finding the Fourth Proportional to 955,944.99, 1,319,251.46 and 526,220.55
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Solution
The fourth proportional to 955,944.99, 1,319,251.46 and 526,220.55 is: 726,210.43
Step by Step Solution
- Step 1: Write the proportion equation
955,944.99 : 1,319,251.46 = 526,220.55 : x - Step 2: Convert to fraction form
955,944.99/1,319,251.46 = 526,220.55/x - Step 3: Cross multiply
955,944.99x = 1,319,251.46 × 526,220.55 - Step 4: Simplify right side
955,944.99x = 694,217,226,238.40 - Step 5: Solve for x
x = 694,217,226,238.40/955,944.99 - Step 6: Final answer
x = 726,210.43
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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.