Finding the Fourth Proportional to 340,479.73, 510,029.32 and 157,853.99
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Solution
The fourth proportional to 340,479.73, 510,029.32 and 157,853.99 is: 236,460.96
Step by Step Solution
- Step 1: Write the proportion equation
340,479.73 : 510,029.32 = 157,853.99 : x - Step 2: Convert to fraction form
340,479.73/510,029.32 = 157,853.99/x - Step 3: Cross multiply
340,479.73x = 510,029.32 × 157,853.99 - Step 4: Simplify right side
340,479.73x = 80,510,163,178.99 - Step 5: Solve for x
x = 80,510,163,178.99/340,479.73 - Step 6: Final answer
x = 236,460.96
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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.