Finding the Fourth Proportional to 539,652.96, 744,717.12 and 297,935.52
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Solution
The fourth proportional to 539,652.96, 744,717.12 and 297,935.52 is: 411,148.83
Step by Step Solution
- Step 1: Write the proportion equation
539,652.96 : 744,717.12 = 297,935.52 : x - Step 2: Convert to fraction form
539,652.96/744,717.12 = 297,935.52/x - Step 3: Cross multiply
539,652.96x = 744,717.12 × 297,935.52 - Step 4: Simplify right side
539,652.96x = 221,877,682,400.10 - Step 5: Solve for x
x = 221,877,682,400.10/539,652.96 - Step 6: Final answer
x = 411,148.83
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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.