Finding the Fourth Proportional to 885,722.64, 1,329,636.12 and 698,868.24
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Solution
The fourth proportional to 885,722.64, 1,329,636.12 and 698,868.24 is: 1,049,132.55
Step by Step Solution
- Step 1: Write the proportion equation
885,722.64 : 1,329,636.12 = 698,868.24 : x - Step 2: Convert to fraction form
885,722.64/1,329,636.12 = 698,868.24/x - Step 3: Cross multiply
885,722.64x = 1,329,636.12 × 698,868.24 - Step 4: Simplify right side
885,722.64x = 929,240,455,024.83 - Step 5: Solve for x
x = 929,240,455,024.83/885,722.64 - Step 6: Final answer
x = 1,049,132.55
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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.