Finding the Fourth Proportional to 974.98, 1,462 and 358.24
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Solution
The fourth proportional to 974.98, 1,462 and 358.24 is: 537.19
Step by Step Solution
- Step 1: Write the proportion equation
974.98 : 1,462 = 358.24 : x - Step 2: Convert to fraction form
974.98/1,462 = 358.24/x - Step 3: Cross multiply
974.98x = 1,462 × 358.24 - Step 4: Simplify right side
974.98x = 523,746.88 - Step 5: Solve for x
x = 523,746.88/974.98 - Step 6: Final answer
x = 537.19
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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.