Finding the Fourth Proportional to 781,537.05, 1,172,283.70 and 249,090.03
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Solution
The fourth proportional to 781,537.05, 1,172,283.70 and 249,090.03 is: 373,628.07
Step by Step Solution
- Step 1: Write the proportion equation
781,537.05 : 1,172,283.70 = 249,090.03 : x - Step 2: Convert to fraction form
781,537.05/1,172,283.70 = 249,090.03/x - Step 3: Cross multiply
781,537.05x = 1,172,283.70 × 249,090.03 - Step 4: Simplify right side
781,537.05x = 292,004,174,894.64 - Step 5: Solve for x
x = 292,004,174,894.64/781,537.05 - Step 6: Final answer
x = 373,628.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.