Finding the Fourth Proportional to 897,416.70, 1,346,125.05 and 578,552.10
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Solution
The fourth proportional to 897,416.70, 1,346,125.05 and 578,552.10 is: 867,828.15
Step by Step Solution
- Step 1: Write the proportion equation
897,416.70 : 1,346,125.05 = 578,552.10 : x - Step 2: Convert to fraction form
897,416.70/1,346,125.05 = 578,552.10/x - Step 3: Cross multiply
897,416.70x = 1,346,125.05 × 578,552.10 - Step 4: Simplify right side
897,416.70x = 778,803,474,540.11 - Step 5: Solve for x
x = 778,803,474,540.11/897,416.70 - Step 6: Final answer
x = 867,828.15
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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.