Home / 731,637.13-1,009,698.48-409,327.96

Finding the Fourth Proportional to 731,637.13, 1,009,698.48 and 409,327.96

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Solution

The fourth proportional to 731,637.13, 1,009,698.48 and 409,327.96 is: 564,894.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,637.13 : 1,009,698.48 = 409,327.96 : x
  2. Step 2: Convert to fraction form
    731,637.13/1,009,698.48 = 409,327.96/x
  3. Step 3: Cross multiply
    731,637.13x = 1,009,698.48 × 409,327.96
  4. Step 4: Simplify right side
    731,637.13x = 413,297,819,033.50
  5. Step 5: Solve for x
    x = 413,297,819,033.50/731,637.13
  6. Step 6: Final answer
    x = 564,894.54

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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.