Finding the Fourth Proportional to 523,382.36, 785,064.43 and 286,595.87
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Solution
The fourth proportional to 523,382.36, 785,064.43 and 286,595.87 is: 429,888.82
Step by Step Solution
- Step 1: Write the proportion equation
523,382.36 : 785,064.43 = 286,595.87 : x - Step 2: Convert to fraction form
523,382.36/785,064.43 = 286,595.87/x - Step 3: Cross multiply
523,382.36x = 785,064.43 × 286,595.87 - Step 4: Simplify right side
523,382.36x = 224,996,223,364.76 - Step 5: Solve for x
x = 224,996,223,364.76/523,382.36 - Step 6: Final answer
x = 429,888.82
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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.