Finding the Fourth Proportional to 575,400.36, 794,058.71 and 317,277.80
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Solution
The fourth proportional to 575,400.36, 794,058.71 and 317,277.80 is: 437,846.78
Step by Step Solution
- Step 1: Write the proportion equation
575,400.36 : 794,058.71 = 317,277.80 : x - Step 2: Convert to fraction form
575,400.36/794,058.71 = 317,277.80/x - Step 3: Cross multiply
575,400.36x = 794,058.71 × 317,277.80 - Step 4: Simplify right side
575,400.36x = 251,937,195,022.96 - Step 5: Solve for x
x = 251,937,195,022.96/575,400.36 - Step 6: Final answer
x = 437,846.78
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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.