Finding the Fourth Proportional to 634,345.08, 875,408.24 and 347,848.08
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Solution
The fourth proportional to 634,345.08, 875,408.24 and 347,848.08 is: 480,036.95
Step by Step Solution
- Step 1: Write the proportion equation
634,345.08 : 875,408.24 = 347,848.08 : x - Step 2: Convert to fraction form
634,345.08/875,408.24 = 347,848.08/x - Step 3: Cross multiply
634,345.08x = 875,408.24 × 347,848.08 - Step 4: Simplify right side
634,345.08x = 304,509,075,500.18 - Step 5: Solve for x
x = 304,509,075,500.18/634,345.08 - Step 6: Final answer
x = 480,036.95
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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.