Finding the Fourth Proportional to 471,985.71, 651,337.07 and 257,125.92
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Solution
The fourth proportional to 471,985.71, 651,337.07 and 257,125.92 is: 354,832.02
Step by Step Solution
- Step 1: Write the proportion equation
471,985.71 : 651,337.07 = 257,125.92 : x - Step 2: Convert to fraction form
471,985.71/651,337.07 = 257,125.92/x - Step 3: Cross multiply
471,985.71x = 651,337.07 × 257,125.92 - Step 4: Simplify right side
471,985.71x = 167,475,642,068.23 - Step 5: Solve for x
x = 167,475,642,068.23/471,985.71 - Step 6: Final answer
x = 354,832.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.