Finding the Fourth Proportional to 615,135.08, 922,259.78 and 377,987.80
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Solution
The fourth proportional to 615,135.08, 922,259.78 and 377,987.80 is: 566,709.58
Step by Step Solution
- Step 1: Write the proportion equation
615,135.08 : 922,259.78 = 377,987.80 : x - Step 2: Convert to fraction form
615,135.08/922,259.78 = 377,987.80/x - Step 3: Cross multiply
615,135.08x = 922,259.78 × 377,987.80 - Step 4: Simplify right side
615,135.08x = 348,602,945,270.68 - Step 5: Solve for x
x = 348,602,945,270.68/615,135.08 - Step 6: Final answer
x = 566,709.58
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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.