Finding the Fourth Proportional to 710,296.93, 1,065,438.09 and 410,586.81
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Solution
The fourth proportional to 710,296.93, 1,065,438.09 and 410,586.81 is: 615,875.99
Step by Step Solution
- Step 1: Write the proportion equation
710,296.93 : 1,065,438.09 = 410,586.81 : x - Step 2: Convert to fraction form
710,296.93/1,065,438.09 = 410,586.81/x - Step 3: Cross multiply
710,296.93x = 1,065,438.09 × 410,586.81 - Step 4: Simplify right side
710,296.93x = 437,454,822,630.20 - Step 5: Solve for x
x = 437,454,822,630.20/710,296.93 - Step 6: Final answer
x = 615,875.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.