Finding the Fourth Proportional to 244,642.23, 337,462.86 and 153,854.19
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Solution
The fourth proportional to 244,642.23, 337,462.86 and 153,854.19 is: 212,228.59
Step by Step Solution
- Step 1: Write the proportion equation
244,642.23 : 337,462.86 = 153,854.19 : x - Step 2: Convert to fraction form
244,642.23/337,462.86 = 153,854.19/x - Step 3: Cross multiply
244,642.23x = 337,462.86 × 153,854.19 - Step 4: Simplify right side
244,642.23x = 51,920,074,980.38 - Step 5: Solve for x
x = 51,920,074,980.38/244,642.23 - Step 6: Final answer
x = 212,228.59
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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.