Finding the Fourth Proportional to 249,704.93, 344,362.99 and 163,632.65
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Solution
The fourth proportional to 249,704.93, 344,362.99 and 163,632.65 is: 225,662.46
Step by Step Solution
- Step 1: Write the proportion equation
249,704.93 : 344,362.99 = 163,632.65 : x - Step 2: Convert to fraction form
249,704.93/344,362.99 = 163,632.65/x - Step 3: Cross multiply
249,704.93x = 344,362.99 × 163,632.65 - Step 4: Simplify right side
249,704.93x = 56,349,027,990.17 - Step 5: Solve for x
x = 56,349,027,990.17/249,704.93 - Step 6: Final answer
x = 225,662.46
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1.5x scale
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.