Finding the Fourth Proportional to 288,279.33, 432,460.35 and 88,616.49
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Solution
The fourth proportional to 288,279.33, 432,460.35 and 88,616.49 is: 132,937.45
Step by Step Solution
- Step 1: Write the proportion equation
288,279.33 : 432,460.35 = 88,616.49 : x - Step 2: Convert to fraction form
288,279.33/432,460.35 = 88,616.49/x - Step 3: Cross multiply
288,279.33x = 432,460.35 × 88,616.49 - Step 4: Simplify right side
288,279.33x = 38,323,118,281.17 - Step 5: Solve for x
x = 38,323,118,281.17/288,279.33 - Step 6: Final answer
x = 132,937.45
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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.