Finding the Fourth Proportional to 315,641.04, 473,572.28 and 163,765.09
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Solution
The fourth proportional to 315,641.04, 473,572.28 and 163,765.09 is: 245,705.08
Step by Step Solution
- Step 1: Write the proportion equation
315,641.04 : 473,572.28 = 163,765.09 : x - Step 2: Convert to fraction form
315,641.04/473,572.28 = 163,765.09/x - Step 3: Cross multiply
315,641.04x = 473,572.28 × 163,765.09 - Step 4: Simplify right side
315,641.04x = 77,554,607,055.71 - Step 5: Solve for x
x = 77,554,607,055.71/315,641.04 - Step 6: Final answer
x = 245,705.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.