Finding the Fourth Proportional to 440,498.93, 607,888.50 and 249,512.32
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Solution
The fourth proportional to 440,498.93, 607,888.50 and 249,512.32 is: 344,326.99
Step by Step Solution
- Step 1: Write the proportion equation
440,498.93 : 607,888.50 = 249,512.32 : x - Step 2: Convert to fraction form
440,498.93/607,888.50 = 249,512.32/x - Step 3: Cross multiply
440,498.93x = 607,888.50 × 249,512.32 - Step 4: Simplify right side
440,498.93x = 151,675,671,470.20 - Step 5: Solve for x
x = 151,675,671,470.20/440,498.93 - Step 6: Final answer
x = 344,326.99
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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.