Home / 757,960.55-1,045,968.63-413,783.13

Finding the Fourth Proportional to 757,960.55, 1,045,968.63 and 413,783.13

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Solution

The fourth proportional to 757,960.55, 1,045,968.63 and 413,783.13 is: 571,011.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,960.55 : 1,045,968.63 = 413,783.13 : x
  2. Step 2: Convert to fraction form
    757,960.55/1,045,968.63 = 413,783.13/x
  3. Step 3: Cross multiply
    757,960.55x = 1,045,968.63 × 413,783.13
  4. Step 4: Simplify right side
    757,960.55x = 432,804,177,719.53
  5. Step 5: Solve for x
    x = 432,804,177,719.53/757,960.55
  6. Step 6: Final answer
    x = 571,011.48

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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.