Finding the Fourth Proportional to 983,908.99, 1,357,330.47 and 575,760.50
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Solution
The fourth proportional to 983,908.99, 1,357,330.47 and 575,760.50 is: 794,278.00
Step by Step Solution
- Step 1: Write the proportion equation
983,908.99 : 1,357,330.47 = 575,760.50 : x - Step 2: Convert to fraction form
983,908.99/1,357,330.47 = 575,760.50/x - Step 3: Cross multiply
983,908.99x = 1,357,330.47 × 575,760.50 - Step 4: Simplify right side
983,908.99x = 781,497,262,399.18 - Step 5: Solve for x
x = 781,497,262,399.18/983,908.99 - Step 6: Final answer
x = 794,278.00
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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.