Finding the Fourth Proportional to 539,206.65, 808,739.49 and 160,119.63
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Solution
The fourth proportional to 539,206.65, 808,739.49 and 160,119.63 is: 240,158.51
Step by Step Solution
- Step 1: Write the proportion equation
539,206.65 : 808,739.49 = 160,119.63 : x - Step 2: Convert to fraction form
539,206.65/808,739.49 = 160,119.63/x - Step 3: Cross multiply
539,206.65x = 808,739.49 × 160,119.63 - Step 4: Simplify right side
539,206.65x = 129,495,067,905.19 - Step 5: Solve for x
x = 129,495,067,905.19/539,206.65 - Step 6: Final answer
x = 240,158.51
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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.