Home / 713,538.30-1,069,995.98-269,995.26

Finding the Fourth Proportional to 713,538.30, 1,069,995.98 and 269,995.26

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Solution

The fourth proportional to 713,538.30, 1,069,995.98 and 269,995.26 is: 404,875.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,538.30 : 1,069,995.98 = 269,995.26 : x
  2. Step 2: Convert to fraction form
    713,538.30/1,069,995.98 = 269,995.26/x
  3. Step 3: Cross multiply
    713,538.30x = 1,069,995.98 × 269,995.26
  4. Step 4: Simplify right side
    713,538.30x = 288,893,842,819.06
  5. Step 5: Solve for x
    x = 288,893,842,819.06/713,538.30
  6. Step 6: Final answer
    x = 404,875.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.