Finding the Fourth Proportional to 575,769.60, 794,931.84 and 361,203.84
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Solution
The fourth proportional to 575,769.60, 794,931.84 and 361,203.84 is: 498,693.28
Step by Step Solution
- Step 1: Write the proportion equation
575,769.60 : 794,931.84 = 361,203.84 : x - Step 2: Convert to fraction form
575,769.60/794,931.84 = 361,203.84/x - Step 3: Cross multiply
575,769.60x = 794,931.84 × 361,203.84 - Step 4: Simplify right side
575,769.60x = 287,132,433,146.27 - Step 5: Solve for x
x = 287,132,433,146.27/575,769.60 - Step 6: Final answer
x = 498,693.28
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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.