Finding the Fourth Proportional to 630,547.94, 870,177.16 and 344,083.74
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Solution
The fourth proportional to 630,547.94, 870,177.16 and 344,083.74 is: 474,847.02
Step by Step Solution
- Step 1: Write the proportion equation
630,547.94 : 870,177.16 = 344,083.74 : x - Step 2: Convert to fraction form
630,547.94/870,177.16 = 344,083.74/x - Step 3: Cross multiply
630,547.94x = 870,177.16 × 344,083.74 - Step 4: Simplify right side
630,547.94x = 299,413,811,675.38 - Step 5: Solve for x
x = 299,413,811,675.38/630,547.94 - Step 6: Final answer
x = 474,847.02
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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.