Finding the Fourth Proportional to 317,298.11, 475,948.80 and 106,937.87
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Solution
The fourth proportional to 317,298.11, 475,948.80 and 106,937.87 is: 160,407.35
Step by Step Solution
- Step 1: Write the proportion equation
317,298.11 : 475,948.80 = 106,937.87 : x - Step 2: Convert to fraction form
317,298.11/475,948.80 = 106,937.87/x - Step 3: Cross multiply
317,298.11x = 475,948.80 × 106,937.87 - Step 4: Simplify right side
317,298.11x = 50,896,948,521.31 - Step 5: Solve for x
x = 50,896,948,521.31/317,298.11 - Step 6: Final answer
x = 160,407.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.