Finding the Fourth Proportional to 537,675.52, 805,971.12 and 338,138.52
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Solution
The fourth proportional to 537,675.52, 805,971.12 and 338,138.52 is: 506,866.82
Step by Step Solution
- Step 1: Write the proportion equation
537,675.52 : 805,971.12 = 338,138.52 : x - Step 2: Convert to fraction form
537,675.52/805,971.12 = 338,138.52/x - Step 3: Cross multiply
537,675.52x = 805,971.12 × 338,138.52 - Step 4: Simplify right side
537,675.52x = 272,529,881,679.54 - Step 5: Solve for x
x = 272,529,881,679.54/537,675.52 - Step 6: Final answer
x = 506,866.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.