Home / 1,138,744.80-1,708,648.56-507,592.80

Finding the Fourth Proportional to 1,138,744.80, 1,708,648.56 and 507,592.80

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Solution

The fourth proportional to 1,138,744.80, 1,708,648.56 and 507,592.80 is: 761,626.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,744.80 : 1,708,648.56 = 507,592.80 : x
  2. Step 2: Convert to fraction form
    1,138,744.80/1,708,648.56 = 507,592.80/x
  3. Step 3: Cross multiply
    1,138,744.80x = 1,708,648.56 × 507,592.80
  4. Step 4: Simplify right side
    1,138,744.80x = 867,297,706,786.37
  5. Step 5: Solve for x
    x = 867,297,706,786.37/1,138,744.80
  6. Step 6: Final answer
    x = 761,626.05

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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.