Finding the Fourth Proportional to 610,405.60, 915,723.18 and 245,695.08
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Solution
The fourth proportional to 610,405.60, 915,723.18 and 245,695.08 is: 368,588.82
Step by Step Solution
- Step 1: Write the proportion equation
610,405.60 : 915,723.18 = 245,695.08 : x - Step 2: Convert to fraction form
610,405.60/915,723.18 = 245,695.08/x - Step 3: Cross multiply
610,405.60x = 915,723.18 × 245,695.08 - Step 4: Simplify right side
610,405.60x = 224,988,679,967.95 - Step 5: Solve for x
x = 224,988,679,967.95/610,405.60 - Step 6: Final answer
x = 368,588.82
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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.