Finding the Fourth Proportional to 539,498.08, 809,246.85 and 160,417.18
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Solution
The fourth proportional to 539,498.08, 809,246.85 and 160,417.18 is: 240,625.69
Step by Step Solution
- Step 1: Write the proportion equation
539,498.08 : 809,246.85 = 160,417.18 : x - Step 2: Convert to fraction form
539,498.08/809,246.85 = 160,417.18/x - Step 3: Cross multiply
539,498.08x = 809,246.85 × 160,417.18 - Step 4: Simplify right side
539,498.08x = 129,817,097,600.88 - Step 5: Solve for x
x = 129,817,097,600.88/539,498.08 - Step 6: Final answer
x = 240,625.69
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1.5x scale
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.