Finding the Fourth Proportional to 606,257.08, 909,385.56 and 340,038.35
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Solution
The fourth proportional to 606,257.08, 909,385.56 and 340,038.35 is: 510,057.50
Step by Step Solution
- Step 1: Write the proportion equation
606,257.08 : 909,385.56 = 340,038.35 : x - Step 2: Convert to fraction form
606,257.08/909,385.56 = 340,038.35/x - Step 3: Cross multiply
606,257.08x = 909,385.56 × 340,038.35 - Step 4: Simplify right side
606,257.08x = 309,225,965,336.23 - Step 5: Solve for x
x = 309,225,965,336.23/606,257.08 - Step 6: Final answer
x = 510,057.50
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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.