Finding the Fourth Proportional to 228,417.99, 342,625.91 and 152,355.75
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Solution
The fourth proportional to 228,417.99, 342,625.91 and 152,355.75 is: 228,532.90
Step by Step Solution
- Step 1: Write the proportion equation
228,417.99 : 342,625.91 = 152,355.75 : x - Step 2: Convert to fraction form
228,417.99/342,625.91 = 152,355.75/x - Step 3: Cross multiply
228,417.99x = 342,625.91 × 152,355.75 - Step 4: Simplify right side
228,417.99x = 52,201,026,725.70 - Step 5: Solve for x
x = 52,201,026,725.70/228,417.99 - Step 6: Final answer
x = 228,532.90
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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.