Finding the Fourth Proportional to 944.60, 1,303.62 and 524.99
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Solution
The fourth proportional to 944.60, 1,303.62 and 524.99 is: 724.53
Step by Step Solution
- Step 1: Write the proportion equation
944.60 : 1,303.62 = 524.99 : x - Step 2: Convert to fraction form
944.60/1,303.62 = 524.99/x - Step 3: Cross multiply
944.60x = 1,303.62 × 524.99 - Step 4: Simplify right side
944.60x = 684,387.46 - Step 5: Solve for x
x = 684,387.46/944.60 - Step 6: Final answer
x = 724.53
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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.