Finding the Fourth Proportional to 519,010.81, 716,235.02 and 292,656.31
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Solution
The fourth proportional to 519,010.81, 716,235.02 and 292,656.31 is: 403,865.76
Step by Step Solution
- Step 1: Write the proportion equation
519,010.81 : 716,235.02 = 292,656.31 : x - Step 2: Convert to fraction form
519,010.81/716,235.02 = 292,656.31/x - Step 3: Cross multiply
519,010.81x = 716,235.02 × 292,656.31 - Step 4: Simplify right side
519,010.81x = 209,610,696,582.70 - Step 5: Solve for x
x = 209,610,696,582.70/519,010.81 - Step 6: Final answer
x = 403,865.76
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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.