Finding the Fourth Proportional to 894,430.08, 1,234,306.80 and 507,319.20
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Solution
The fourth proportional to 894,430.08, 1,234,306.80 and 507,319.20 is: 700,096.69
Step by Step Solution
- Step 1: Write the proportion equation
894,430.08 : 1,234,306.80 = 507,319.20 : x - Step 2: Convert to fraction form
894,430.08/1,234,306.80 = 507,319.20/x - Step 3: Cross multiply
894,430.08x = 1,234,306.80 × 507,319.20 - Step 4: Simplify right side
894,430.08x = 626,187,538,330.56 - Step 5: Solve for x
x = 626,187,538,330.56/894,430.08 - Step 6: Final answer
x = 700,096.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.