Finding the Fourth Proportional to 883,547.30, 1,219,263.30 and 539,958.08
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Solution
The fourth proportional to 883,547.30, 1,219,263.30 and 539,958.08 is: 745,122.61
Step by Step Solution
- Step 1: Write the proportion equation
883,547.30 : 1,219,263.30 = 539,958.08 : x - Step 2: Convert to fraction form
883,547.30/1,219,263.30 = 539,958.08/x - Step 3: Cross multiply
883,547.30x = 1,219,263.30 × 539,958.08 - Step 4: Simplify right side
883,547.30x = 658,351,070,482.46 - Step 5: Solve for x
x = 658,351,070,482.46/883,547.30 - Step 6: Final answer
x = 745,122.61
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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.