Finding the Fourth Proportional to 364,483.99, 546,282.74 and 257,898.67
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Solution
The fourth proportional to 364,483.99, 546,282.74 and 257,898.67 is: 386,534.38
Step by Step Solution
- Step 1: Write the proportion equation
364,483.99 : 546,282.74 = 257,898.67 : x - Step 2: Convert to fraction form
364,483.99/546,282.74 = 257,898.67/x - Step 3: Cross multiply
364,483.99x = 546,282.74 × 257,898.67 - Step 4: Simplify right side
364,483.99x = 140,885,592,089.96 - Step 5: Solve for x
x = 140,885,592,089.96/364,483.99 - Step 6: Final answer
x = 386,534.38
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1.5x scale
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.