Home / 731,577.27-1,009,615.86-409,268.15

Finding the Fourth Proportional to 731,577.27, 1,009,615.86 and 409,268.15

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Solution

The fourth proportional to 731,577.27, 1,009,615.86 and 409,268.15 is: 564,811.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,577.27 : 1,009,615.86 = 409,268.15 : x
  2. Step 2: Convert to fraction form
    731,577.27/1,009,615.86 = 409,268.15/x
  3. Step 3: Cross multiply
    731,577.27x = 1,009,615.86 × 409,268.15
  4. Step 4: Simplify right side
    731,577.27x = 413,203,615,232.86
  5. Step 5: Solve for x
    x = 413,203,615,232.86/731,577.27
  6. Step 6: Final answer
    x = 564,811.99

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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.