Finding the Fourth Proportional to 288,189.27, 432,140.91 and 98,595.99
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Solution
The fourth proportional to 288,189.27, 432,140.91 and 98,595.99 is: 147,845.06
Step by Step Solution
- Step 1: Write the proportion equation
288,189.27 : 432,140.91 = 98,595.99 : x - Step 2: Convert to fraction form
288,189.27/432,140.91 = 98,595.99/x - Step 3: Cross multiply
288,189.27x = 432,140.91 × 98,595.99 - Step 4: Simplify right side
288,189.27x = 42,607,360,840.95 - Step 5: Solve for x
x = 42,607,360,840.95/288,189.27 - Step 6: Final answer
x = 147,845.06
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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.