Finding the Fourth Proportional to 549,518.84, 758,595.71 and 368,349.13
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Solution
The fourth proportional to 549,518.84, 758,595.71 and 368,349.13 is: 508,495.89
Step by Step Solution
- Step 1: Write the proportion equation
549,518.84 : 758,595.71 = 368,349.13 : x - Step 2: Convert to fraction form
549,518.84/758,595.71 = 368,349.13/x - Step 3: Cross multiply
549,518.84x = 758,595.71 × 368,349.13 - Step 4: Simplify right side
549,518.84x = 279,428,068,824.62 - Step 5: Solve for x
x = 279,428,068,824.62/549,518.84 - Step 6: Final answer
x = 508,495.89
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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.