Home / 731,209.60-1,096,371.60-478,184.68

Finding the Fourth Proportional to 731,209.60, 1,096,371.60 and 478,184.68

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Solution

The fourth proportional to 731,209.60, 1,096,371.60 and 478,184.68 is: 716,987.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,209.60 : 1,096,371.60 = 478,184.68 : x
  2. Step 2: Convert to fraction form
    731,209.60/1,096,371.60 = 478,184.68/x
  3. Step 3: Cross multiply
    731,209.60x = 1,096,371.60 × 478,184.68
  4. Step 4: Simplify right side
    731,209.60x = 524,268,102,707.09
  5. Step 5: Solve for x
    x = 524,268,102,707.09/731,209.60
  6. Step 6: Final answer
    x = 716,987.44

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1.5x scale

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.