Finding the Fourth Proportional to 531,438.28, 797,536.50 and 294,970.12
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Solution
The fourth proportional to 531,438.28, 797,536.50 and 294,970.12 is: 442,665.59
Step by Step Solution
- Step 1: Write the proportion equation
531,438.28 : 797,536.50 = 294,970.12 : x - Step 2: Convert to fraction form
531,438.28/797,536.50 = 294,970.12/x - Step 3: Cross multiply
531,438.28x = 797,536.50 × 294,970.12 - Step 4: Simplify right side
531,438.28x = 235,249,437,109.38 - Step 5: Solve for x
x = 235,249,437,109.38/531,438.28 - Step 6: Final answer
x = 442,665.59
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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.