Finding the Fourth Proportional to 539,675.12, 744,746.87 and 297,952.49
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Solution
The fourth proportional to 539,675.12, 744,746.87 and 297,952.49 is: 411,171.79
Step by Step Solution
- Step 1: Write the proportion equation
539,675.12 : 744,746.87 = 297,952.49 : x - Step 2: Convert to fraction form
539,675.12/744,746.87 = 297,952.49/x - Step 3: Cross multiply
539,675.12x = 744,746.87 × 297,952.49 - Step 4: Simplify right side
539,675.12x = 221,899,186,942.96 - Step 5: Solve for x
x = 221,899,186,942.96/539,675.12 - Step 6: Final answer
x = 411,171.79
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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.