Finding the Fourth Proportional to 513,269.87, 708,317.04 and 283,842.71
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Solution
The fourth proportional to 513,269.87, 708,317.04 and 283,842.71 is: 391,705.50
Step by Step Solution
- Step 1: Write the proportion equation
513,269.87 : 708,317.04 = 283,842.71 : x - Step 2: Convert to fraction form
513,269.87/708,317.04 = 283,842.71/x - Step 3: Cross multiply
513,269.87x = 708,317.04 × 283,842.71 - Step 4: Simplify right side
513,269.87x = 201,050,630,739.46 - Step 5: Solve for x
x = 201,050,630,739.46/513,269.87 - Step 6: Final answer
x = 391,705.50
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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.