Finding the Fourth Proportional to 473,378.99, 653,265.41 and 258,519.04
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Solution
The fourth proportional to 473,378.99, 653,265.41 and 258,519.04 is: 356,757.59
Step by Step Solution
- Step 1: Write the proportion equation
473,378.99 : 653,265.41 = 258,519.04 : x - Step 2: Convert to fraction form
473,378.99/653,265.41 = 258,519.04/x - Step 3: Cross multiply
473,378.99x = 653,265.41 × 258,519.04 - Step 4: Simplify right side
473,378.99x = 168,881,547,407.27 - Step 5: Solve for x
x = 168,881,547,407.27/473,378.99 - Step 6: Final answer
x = 356,757.59
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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.