Finding the Fourth Proportional to 776,386.64, 1,164,594.36 and 243,897.68
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Solution
The fourth proportional to 776,386.64, 1,164,594.36 and 243,897.68 is: 365,851.04
Step by Step Solution
- Step 1: Write the proportion equation
776,386.64 : 1,164,594.36 = 243,897.68 : x - Step 2: Convert to fraction form
776,386.64/1,164,594.36 = 243,897.68/x - Step 3: Cross multiply
776,386.64x = 1,164,594.36 × 243,897.68 - Step 4: Simplify right side
776,386.64x = 284,041,862,545.09 - Step 5: Solve for x
x = 284,041,862,545.09/776,386.64 - Step 6: Final answer
x = 365,851.04
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.