Finding the Fourth Proportional to 475,055.28, 655,569.05 and 260,194.68
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Solution
The fourth proportional to 475,055.28, 655,569.05 and 260,194.68 is: 359,064.69
Step by Step Solution
- Step 1: Write the proportion equation
475,055.28 : 655,569.05 = 260,194.68 : x - Step 2: Convert to fraction form
475,055.28/655,569.05 = 260,194.68/x - Step 3: Cross multiply
475,055.28x = 655,569.05 × 260,194.68 - Step 4: Simplify right side
475,055.28x = 170,575,577,881.68 - Step 5: Solve for x
x = 170,575,577,881.68/475,055.28 - Step 6: Final answer
x = 359,064.69
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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.