Finding the Fourth Proportional to 542,998.96, 746,681.35 and 471,254.43
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Solution
The fourth proportional to 542,998.96, 746,681.35 and 471,254.43 is: 648,024.99
Step by Step Solution
- Step 1: Write the proportion equation
542,998.96 : 746,681.35 = 471,254.43 : x - Step 2: Convert to fraction form
542,998.96/746,681.35 = 471,254.43/x - Step 3: Cross multiply
542,998.96x = 746,681.35 × 471,254.43 - Step 4: Simplify right side
542,998.96x = 351,876,893,985.88 - Step 5: Solve for x
x = 351,876,893,985.88/542,998.96 - Step 6: Final answer
x = 648,024.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.