Finding the Fourth Proportional to 747,264.53, 1,031,195.34 and 441,439.12
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Solution
The fourth proportional to 747,264.53, 1,031,195.34 and 441,439.12 is: 609,168.43
Step by Step Solution
- Step 1: Write the proportion equation
747,264.53 : 1,031,195.34 = 441,439.12 : x - Step 2: Convert to fraction form
747,264.53/1,031,195.34 = 441,439.12/x - Step 3: Cross multiply
747,264.53x = 1,031,195.34 × 441,439.12 - Step 4: Simplify right side
747,264.53x = 455,209,964,726.70 - Step 5: Solve for x
x = 455,209,964,726.70/747,264.53 - Step 6: Final answer
x = 609,168.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.