Finding the Fourth Proportional to 637,267.84, 879,357.47 and 375,606.05
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Solution
The fourth proportional to 637,267.84, 879,357.47 and 375,606.05 is: 518,293.82
Step by Step Solution
- Step 1: Write the proportion equation
637,267.84 : 879,357.47 = 375,606.05 : x - Step 2: Convert to fraction form
637,267.84/879,357.47 = 375,606.05/x - Step 3: Cross multiply
637,267.84x = 879,357.47 × 375,606.05 - Step 4: Simplify right side
637,267.84x = 330,291,979,569.88 - Step 5: Solve for x
x = 330,291,979,569.88/637,267.84 - Step 6: Final answer
x = 518,293.82
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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.