Home / 731,351.68-1,009,271.75-409,091.77

Finding the Fourth Proportional to 731,351.68, 1,009,271.75 and 409,091.77

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Solution

The fourth proportional to 731,351.68, 1,009,271.75 and 409,091.77 is: 564,550.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,351.68 : 1,009,271.75 = 409,091.77 : x
  2. Step 2: Convert to fraction form
    731,351.68/1,009,271.75 = 409,091.77/x
  3. Step 3: Cross multiply
    731,351.68x = 1,009,271.75 × 409,091.77
  4. Step 4: Simplify right side
    731,351.68x = 412,884,760,157.48
  5. Step 5: Solve for x
    x = 412,884,760,157.48/731,351.68
  6. Step 6: Final answer
    x = 564,550.23

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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.