Finding the Fourth Proportional to 617,598.30, 926,440.65 and 243,572.70
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Solution
The fourth proportional to 617,598.30, 926,440.65 and 243,572.70 is: 365,376.09
Step by Step Solution
- Step 1: Write the proportion equation
617,598.30 : 926,440.65 = 243,572.70 : x - Step 2: Convert to fraction form
617,598.30/926,440.65 = 243,572.70/x - Step 3: Cross multiply
617,598.30x = 926,440.65 × 243,572.70 - Step 4: Simplify right side
617,598.30x = 225,655,650,510.26 - Step 5: Solve for x
x = 225,655,650,510.26/617,598.30 - Step 6: Final answer
x = 365,376.09
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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.