Finding the Fourth Proportional to 473,288.04, 653,134.08 and 258,427.92
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Solution
The fourth proportional to 473,288.04, 653,134.08 and 258,427.92 is: 356,628.66
Step by Step Solution
- Step 1: Write the proportion equation
473,288.04 : 653,134.08 = 258,427.92 : x - Step 2: Convert to fraction form
473,288.04/653,134.08 = 258,427.92/x - Step 3: Cross multiply
473,288.04x = 653,134.08 × 258,427.92 - Step 4: Simplify right side
473,288.04x = 168,788,081,775.51 - Step 5: Solve for x
x = 168,788,081,775.51/473,288.04 - Step 6: Final answer
x = 356,628.66
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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.