Finding the Fourth Proportional to 553,954.76, 831,043.92 and 174,934.68
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Solution
The fourth proportional to 553,954.76, 831,043.92 and 174,934.68 is: 262,437.32
Step by Step Solution
- Step 1: Write the proportion equation
553,954.76 : 831,043.92 = 174,934.68 : x - Step 2: Convert to fraction form
553,954.76/831,043.92 = 174,934.68/x - Step 3: Cross multiply
553,954.76x = 831,043.92 × 174,934.68 - Step 4: Simplify right side
553,954.76x = 145,378,402,211.15 - Step 5: Solve for x
x = 145,378,402,211.15/553,954.76 - Step 6: Final answer
x = 262,437.32
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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.