Finding the Fourth Proportional to 842,969.92, 1,163,307.68 and 460,988.50
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Solution
The fourth proportional to 842,969.92, 1,163,307.68 and 460,988.50 is: 636,169.16
Step by Step Solution
- Step 1: Write the proportion equation
842,969.92 : 1,163,307.68 = 460,988.50 : x - Step 2: Convert to fraction form
842,969.92/1,163,307.68 = 460,988.50/x - Step 3: Cross multiply
842,969.92x = 1,163,307.68 × 460,988.50 - Step 4: Simplify right side
842,969.92x = 536,271,462,441.68 - Step 5: Solve for x
x = 536,271,462,441.68/842,969.92 - Step 6: Final answer
x = 636,169.16
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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.