Finding the Fourth Proportional to 623,969.10, 936,937.80 and 358,248.60
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Solution
The fourth proportional to 623,969.10, 936,937.80 and 358,248.60 is: 537,937.94
Step by Step Solution
- Step 1: Write the proportion equation
623,969.10 : 936,937.80 = 358,248.60 : x - Step 2: Convert to fraction form
623,969.10/936,937.80 = 358,248.60/x - Step 3: Cross multiply
623,969.10x = 936,937.80 × 358,248.60 - Step 4: Simplify right side
623,969.10x = 335,656,655,137.08 - Step 5: Solve for x
x = 335,656,655,137.08/623,969.10 - Step 6: Final answer
x = 537,937.94
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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.