Finding the Fourth Proportional to 539,470.51, 744,465.58 and 297,753.08
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Solution
The fourth proportional to 539,470.51, 744,465.58 and 297,753.08 is: 410,897.19
Step by Step Solution
- Step 1: Write the proportion equation
539,470.51 : 744,465.58 = 297,753.08 : x - Step 2: Convert to fraction form
539,470.51/744,465.58 = 297,753.08/x - Step 3: Cross multiply
539,470.51x = 744,465.58 × 297,753.08 - Step 4: Simplify right side
539,470.51x = 221,666,918,840.60 - Step 5: Solve for x
x = 221,666,918,840.60/539,470.51 - Step 6: Final answer
x = 410,897.19
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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.