Finding the Fourth Proportional to 992,762.57, 1,488,651.98 and 352,970.44
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Solution
The fourth proportional to 992,762.57, 1,488,651.98 and 352,970.44 is: 529,280.77
Step by Step Solution
- Step 1: Write the proportion equation
992,762.57 : 1,488,651.98 = 352,970.44 : x - Step 2: Convert to fraction form
992,762.57/1,488,651.98 = 352,970.44/x - Step 3: Cross multiply
992,762.57x = 1,488,651.98 × 352,970.44 - Step 4: Simplify right side
992,762.57x = 525,450,138,900.99 - Step 5: Solve for x
x = 525,450,138,900.99/992,762.57 - Step 6: Final answer
x = 529,280.77
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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.