Finding the Fourth Proportional to 992,328.99, 1,369,372.66 and 562,638.16
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Solution
The fourth proportional to 992,328.99, 1,369,372.66 and 562,638.16 is: 776,417.22
Step by Step Solution
- Step 1: Write the proportion equation
992,328.99 : 1,369,372.66 = 562,638.16 : x - Step 2: Convert to fraction form
992,328.99/1,369,372.66 = 562,638.16/x - Step 3: Cross multiply
992,328.99x = 1,369,372.66 × 562,638.16 - Step 4: Simplify right side
992,328.99x = 770,461,313,776.71 - Step 5: Solve for x
x = 770,461,313,776.71/992,328.99 - Step 6: Final answer
x = 776,417.22
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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.