Finding the Fourth Proportional to 219,000.36, 302,404.68 and 147,616.68
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Solution
The fourth proportional to 219,000.36, 302,404.68 and 147,616.68 is: 203,835.17
Step by Step Solution
- Step 1: Write the proportion equation
219,000.36 : 302,404.68 = 147,616.68 : x - Step 2: Convert to fraction form
219,000.36/302,404.68 = 147,616.68/x - Step 3: Cross multiply
219,000.36x = 302,404.68 × 147,616.68 - Step 4: Simplify right side
219,000.36x = 44,639,974,878.06 - Step 5: Solve for x
x = 44,639,974,878.06/219,000.36 - Step 6: Final answer
x = 203,835.17
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.