Finding the Fourth Proportional to 668,560.76, 1,001,898.30 and 369,176.12
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Solution
The fourth proportional to 668,560.76, 1,001,898.30 and 369,176.12 is: 553,243.55
Step by Step Solution
- Step 1: Write the proportion equation
668,560.76 : 1,001,898.30 = 369,176.12 : x - Step 2: Convert to fraction form
668,560.76/1,001,898.30 = 369,176.12/x - Step 3: Cross multiply
668,560.76x = 1,001,898.30 × 369,176.12 - Step 4: Simplify right side
668,560.76x = 369,876,927,028.60 - Step 5: Solve for x
x = 369,876,927,028.60/668,560.76 - Step 6: Final answer
x = 553,243.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.