Finding the Fourth Proportional to 959,012.58, 1,323,430.84 and 529,292.70
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Solution
The fourth proportional to 959,012.58, 1,323,430.84 and 529,292.70 is: 730,420.33
Step by Step Solution
- Step 1: Write the proportion equation
959,012.58 : 1,323,430.84 = 529,292.70 : x - Step 2: Convert to fraction form
959,012.58/1,323,430.84 = 529,292.70/x - Step 3: Cross multiply
959,012.58x = 1,323,430.84 × 529,292.70 - Step 4: Simplify right side
959,012.58x = 700,482,282,566.87 - Step 5: Solve for x
x = 700,482,282,566.87/959,012.58 - Step 6: Final answer
x = 730,420.33
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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.