Finding the Fourth Proportional to 473,475.48, 653,392.28 and 258,615.68
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Solution
The fourth proportional to 473,475.48, 653,392.28 and 258,615.68 is: 356,887.52
Step by Step Solution
- Step 1: Write the proportion equation
473,475.48 : 653,392.28 = 258,615.68 : x - Step 2: Convert to fraction form
473,475.48/653,392.28 = 258,615.68/x - Step 3: Cross multiply
473,475.48x = 653,392.28 × 258,615.68 - Step 4: Simplify right side
473,475.48x = 168,977,488,798.95 - Step 5: Solve for x
x = 168,977,488,798.95/473,475.48 - Step 6: Final answer
x = 356,887.52
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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.