Finding the Fourth Proportional to 553,943.74, 831,027.39 and 174,923.68
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Solution
The fourth proportional to 553,943.74, 831,027.39 and 174,923.68 is: 262,420.82
Step by Step Solution
- Step 1: Write the proportion equation
553,943.74 : 831,027.39 = 174,923.68 : x - Step 2: Convert to fraction form
553,943.74/831,027.39 = 174,923.68/x - Step 3: Cross multiply
553,943.74x = 831,027.39 × 174,923.68 - Step 4: Simplify right side
553,943.74x = 145,366,369,239.60 - Step 5: Solve for x
x = 145,366,369,239.60/553,943.74 - Step 6: Final answer
x = 262,420.82
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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.