Finding the Fourth Proportional to 696,355.71, 1,044,533.58 and 459,643.02
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Solution
The fourth proportional to 696,355.71, 1,044,533.58 and 459,643.02 is: 689,464.54
Step by Step Solution
- Step 1: Write the proportion equation
696,355.71 : 1,044,533.58 = 459,643.02 : x - Step 2: Convert to fraction form
696,355.71/1,044,533.58 = 459,643.02/x - Step 3: Cross multiply
696,355.71x = 1,044,533.58 × 459,643.02 - Step 4: Simplify right side
696,355.71x = 480,112,569,202.61 - Step 5: Solve for x
x = 480,112,569,202.61/696,355.71 - Step 6: Final answer
x = 689,464.54
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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.