Finding the Fourth Proportional to 698,592.60, 964,424.88 and 470,349.99
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Solution
The fourth proportional to 698,592.60, 964,424.88 and 470,349.99 is: 649,330.14
Step by Step Solution
- Step 1: Write the proportion equation
698,592.60 : 964,424.88 = 470,349.99 : x - Step 2: Convert to fraction form
698,592.60/964,424.88 = 470,349.99/x - Step 3: Cross multiply
698,592.60x = 964,424.88 × 470,349.99 - Step 4: Simplify right side
698,592.60x = 453,617,232,663.75 - Step 5: Solve for x
x = 453,617,232,663.75/698,592.60 - Step 6: Final answer
x = 649,330.14
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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.