Finding the Fourth Proportional to 970,946.06, 1,456,416.97 and 260,974.08
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Solution
The fourth proportional to 970,946.06, 1,456,416.97 and 260,974.08 is: 391,460.55
Step by Step Solution
- Step 1: Write the proportion equation
970,946.06 : 1,456,416.97 = 260,974.08 : x - Step 2: Convert to fraction form
970,946.06/1,456,416.97 = 260,974.08/x - Step 3: Cross multiply
970,946.06x = 1,456,416.97 × 260,974.08 - Step 4: Simplify right side
970,946.06x = 380,087,078,842.14 - Step 5: Solve for x
x = 380,087,078,842.14/970,946.06 - Step 6: Final answer
x = 391,460.55
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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.