Finding the Fourth Proportional to 841,230,250.23, 1,260,717,448.11 and 654,709,416.24
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Solution
The fourth proportional to 841,230,250.23, 1,260,717,448.11 and 654,709,416.24 is: 981,186,285.53
Step by Step Solution
- Step 1: Write the proportion equation
841,230,250.23 : 1,260,717,448.11 = 654,709,416.24 : x - Step 2: Convert to fraction form
841,230,250.23/1,260,717,448.11 = 654,709,416.24/x - Step 3: Cross multiply
841,230,250.23x = 1,260,717,448.11 × 654,709,416.24 - Step 4: Simplify right side
841,230,250.23x = 825,403,584,495,680,512 - Step 5: Solve for x
x = 825,403,584,495,680,512/841,230,250.23 - Step 6: Final answer
x = 981,186,285.53
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1.5x scale
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.