Finding the Fourth Proportional to 571,894.08, 789,184.80 and 317,239.80
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Solution
The fourth proportional to 571,894.08, 789,184.80 and 317,239.80 is: 437,774.82
Step by Step Solution
- Step 1: Write the proportion equation
571,894.08 : 789,184.80 = 317,239.80 : x - Step 2: Convert to fraction form
571,894.08/789,184.80 = 317,239.80/x - Step 3: Cross multiply
571,894.08x = 789,184.80 × 317,239.80 - Step 4: Simplify right side
571,894.08x = 250,360,828,115.04 - Step 5: Solve for x
x = 250,360,828,115.04/571,894.08 - Step 6: Final answer
x = 437,774.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.