Finding the Fourth Proportional to 970,010.83, 1,338,615.21 and 562,348.99
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Solution
The fourth proportional to 970,010.83, 1,338,615.21 and 562,348.99 is: 776,041.76
Step by Step Solution
- Step 1: Write the proportion equation
970,010.83 : 1,338,615.21 = 562,348.99 : x - Step 2: Convert to fraction form
970,010.83/1,338,615.21 = 562,348.99/x - Step 3: Cross multiply
970,010.83x = 1,338,615.21 × 562,348.99 - Step 4: Simplify right side
970,010.83x = 752,768,911,342.14 - Step 5: Solve for x
x = 752,768,911,342.14/970,010.83 - Step 6: Final answer
x = 776,041.76
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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.