Finding the Fourth Proportional to 747,088.02, 1,029,501.81 and 531,624.42
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Solution
The fourth proportional to 747,088.02, 1,029,501.81 and 531,624.42 is: 732,588.78
Step by Step Solution
- Step 1: Write the proportion equation
747,088.02 : 1,029,501.81 = 531,624.42 : x - Step 2: Convert to fraction form
747,088.02/1,029,501.81 = 531,624.42/x - Step 3: Cross multiply
747,088.02x = 1,029,501.81 × 531,624.42 - Step 4: Simplify right side
747,088.02x = 547,308,302,630.20 - Step 5: Solve for x
x = 547,308,302,630.20/747,088.02 - Step 6: Final answer
x = 732,588.78
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1.5x scale
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.