Home / 752,482.44-1,038,455.70-412,962.92

Finding the Fourth Proportional to 752,482.44, 1,038,455.70 and 412,962.92

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Solution

The fourth proportional to 752,482.44, 1,038,455.70 and 412,962.92 is: 569,905.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,482.44 : 1,038,455.70 = 412,962.92 : x
  2. Step 2: Convert to fraction form
    752,482.44/1,038,455.70 = 412,962.92/x
  3. Step 3: Cross multiply
    752,482.44x = 1,038,455.70 × 412,962.92
  4. Step 4: Simplify right side
    752,482.44x = 428,843,698,162.64
  5. Step 5: Solve for x
    x = 428,843,698,162.64/752,482.44
  6. Step 6: Final answer
    x = 569,905.26

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1.5x scale

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.