Finding the Fourth Proportional to 692,237.04, 1,038,465.36 and 292,880.81
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Solution
The fourth proportional to 692,237.04, 1,038,465.36 and 292,880.81 is: 439,367.68
Step by Step Solution
- Step 1: Write the proportion equation
692,237.04 : 1,038,465.36 = 292,880.81 : x - Step 2: Convert to fraction form
692,237.04/1,038,465.36 = 292,880.81/x - Step 3: Cross multiply
692,237.04x = 1,038,465.36 × 292,880.81 - Step 4: Simplify right side
692,237.04x = 304,146,578,389.91 - Step 5: Solve for x
x = 304,146,578,389.91/692,237.04 - Step 6: Final answer
x = 439,367.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.