Finding the Fourth Proportional to 785,292.48, 1,177,925.76 and 194,316.48
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Solution
The fourth proportional to 785,292.48, 1,177,925.76 and 194,316.48 is: 291,471.51
Step by Step Solution
- Step 1: Write the proportion equation
785,292.48 : 1,177,925.76 = 194,316.48 : x - Step 2: Convert to fraction form
785,292.48/1,177,925.76 = 194,316.48/x - Step 3: Cross multiply
785,292.48x = 1,177,925.76 × 194,316.48 - Step 4: Simplify right side
785,292.48x = 228,890,387,384.53 - Step 5: Solve for x
x = 228,890,387,384.53/785,292.48 - Step 6: Final answer
x = 291,471.51
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1.5x scale
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.