Finding the Fourth Proportional to 697,411.84, 1,046,521.36 and 292,567.84
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Solution
The fourth proportional to 697,411.84, 1,046,521.36 and 292,567.84 is: 439,021.07
Step by Step Solution
- Step 1: Write the proportion equation
697,411.84 : 1,046,521.36 = 292,567.84 : x - Step 2: Convert to fraction form
697,411.84/1,046,521.36 = 292,567.84/x - Step 3: Cross multiply
697,411.84x = 1,046,521.36 × 292,567.84 - Step 4: Simplify right side
697,411.84x = 306,178,493,809.06 - Step 5: Solve for x
x = 306,178,493,809.06/697,411.84 - Step 6: Final answer
x = 439,021.07
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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.