Finding the Fourth Proportional to 473,652.15, 653,620.75 and 258,799.65
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Solution
The fourth proportional to 473,652.15, 653,620.75 and 258,799.65 is: 357,133.02
Step by Step Solution
- Step 1: Write the proportion equation
473,652.15 : 653,620.75 = 258,799.65 : x - Step 2: Convert to fraction form
473,652.15/653,620.75 = 258,799.65/x - Step 3: Cross multiply
473,652.15x = 653,620.75 × 258,799.65 - Step 4: Simplify right side
473,652.15x = 169,156,821,332.74 - Step 5: Solve for x
x = 169,156,821,332.74/473,652.15 - Step 6: Final answer
x = 357,133.02
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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.