Finding the Fourth Proportional to 971,686.02, 1,340,929.06 and 541,993.98
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Solution
The fourth proportional to 971,686.02, 1,340,929.06 and 541,993.98 is: 747,953.00
Step by Step Solution
- Step 1: Write the proportion equation
971,686.02 : 1,340,929.06 = 541,993.98 : x - Step 2: Convert to fraction form
971,686.02/1,340,929.06 = 541,993.98/x - Step 3: Cross multiply
971,686.02x = 1,340,929.06 × 541,993.98 - Step 4: Simplify right side
971,686.02x = 726,775,478,127.06 - Step 5: Solve for x
x = 726,775,478,127.06/971,686.02 - Step 6: Final answer
x = 747,953.00
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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.