Home / 760,269.26-1,049,128.89-416,104.49

Finding the Fourth Proportional to 760,269.26, 1,049,128.89 and 416,104.49

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Solution

The fourth proportional to 760,269.26, 1,049,128.89 and 416,104.49 is: 574,200.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,269.26 : 1,049,128.89 = 416,104.49 : x
  2. Step 2: Convert to fraction form
    760,269.26/1,049,128.89 = 416,104.49/x
  3. Step 3: Cross multiply
    760,269.26x = 1,049,128.89 × 416,104.49
  4. Step 4: Simplify right side
    760,269.26x = 436,547,236,472.07
  5. Step 5: Solve for x
    x = 436,547,236,472.07/760,269.26
  6. Step 6: Final answer
    x = 574,200.83

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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.