Finding the Fourth Proportional to 458,794.04, 688,197.99 and 159,284.15
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Solution
The fourth proportional to 458,794.04, 688,197.99 and 159,284.15 is: 238,928.63
Step by Step Solution
- Step 1: Write the proportion equation
458,794.04 : 688,197.99 = 159,284.15 : x - Step 2: Convert to fraction form
458,794.04/688,197.99 = 159,284.15/x - Step 3: Cross multiply
458,794.04x = 688,197.99 × 159,284.15 - Step 4: Simplify right side
458,794.04x = 109,619,028,427.87 - Step 5: Solve for x
x = 109,619,028,427.87/458,794.04 - Step 6: Final answer
x = 238,928.63
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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.