Finding the Fourth Proportional to 537,710.05, 742,034.13 and 295,987.55
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Solution
The fourth proportional to 537,710.05, 742,034.13 and 295,987.55 is: 408,459.66
Step by Step Solution
- Step 1: Write the proportion equation
537,710.05 : 742,034.13 = 295,987.55 : x - Step 2: Convert to fraction form
537,710.05/742,034.13 = 295,987.55/x - Step 3: Cross multiply
537,710.05x = 742,034.13 × 295,987.55 - Step 4: Simplify right side
537,710.05x = 219,632,864,155.08 - Step 5: Solve for x
x = 219,632,864,155.08/537,710.05 - Step 6: Final answer
x = 408,459.66
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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.