Finding the Fourth Proportional to 469,901.70, 704,852.55 and 283,277.70
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Solution
The fourth proportional to 469,901.70, 704,852.55 and 283,277.70 is: 424,916.55
Step by Step Solution
- Step 1: Write the proportion equation
469,901.70 : 704,852.55 = 283,277.70 : x - Step 2: Convert to fraction form
469,901.70/704,852.55 = 283,277.70/x - Step 3: Cross multiply
469,901.70x = 704,852.55 × 283,277.70 - Step 4: Simplify right side
469,901.70x = 199,669,009,203.14 - Step 5: Solve for x
x = 199,669,009,203.14/469,901.70 - Step 6: Final answer
x = 424,916.55
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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.