Finding the Fourth Proportional to 570,432.84, 787,730.79 and 366,837.36
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Solution
The fourth proportional to 570,432.84, 787,730.79 and 366,837.36 is: 506,578.62
Step by Step Solution
- Step 1: Write the proportion equation
570,432.84 : 787,730.79 = 366,837.36 : x - Step 2: Convert to fraction form
570,432.84/787,730.79 = 366,837.36/x - Step 3: Cross multiply
570,432.84x = 787,730.79 × 366,837.36 - Step 4: Simplify right side
570,432.84x = 288,969,083,394.31 - Step 5: Solve for x
x = 288,969,083,394.31/570,432.84 - Step 6: Final answer
x = 506,578.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.